Willi Mcfarland, MD, PhD, MPH

Adjunct Professor

Publications

  1. Fraser H, Stone J, Facente SN, Artenie A, Patel S, Wilson EC, McFarland W, Page K, Vickerman P, Morris MD. Modeling the impact of the COVID-19 pandemic on achieving HCV elimination amongst young and unstably housed people who inject drugs in San Francisco. The International journal on drug policy 2024. PMID: 38910096


  2. Brookins T, Reagan D, Tate M, Suprasert B, Taylor KD, Ruiz R, Miller K, Wilson EC, McFarland W. Disparities in HIV Testing and PrEP Awareness for Black Women who Inject Drugs in San Francisco, California. AIDS and behavior 2024. PMID: 38642211


  3. Wesson P, Das M, Chen M, Hsu L, McFarland W, Kennedy E, Jewell NP. Evaluating a Targeted Minimum Loss-based Estimator for Capture-Recapture Analysis: An Application to HIV Surveillance in San Francisco, CA. American journal of epidemiology 2023. PMID: 37981713


  4. Suprasert B, Tate M, Reagan D, Ruiz R, Gao K, McNaughton K, Miller K, Marr A, Taylor KD, Wilson EC, McFarland W. Continuing Low Awareness and Use of Pre-exposure Prophylaxis (PrEP) for HIV among People Who Inject Drugs (PWID), San Francisco, 2022. AIDS and behavior 2024. PMID: 38526638


  5. Miyashiro RA, McFarland W. A Year of Deaths Due to or With COVID-19 Under Universal Postmortem Testing in San Francisco. The American journal of forensic medicine and pathology 2023. PMID: 38064360


  6. Artenie A, Stone J, Facente SN, Fraser H, Hecht J, Rhodes P, McFarland W, Wilson E, Hickman M, Vickerman P, Morris MD. Impact of HCV Testing and Treatment on HCV Transmission Among Men Who Have Sex With Men and Who Inject Drugs in San Francisco: A Modelling Analysis. The Journal of infectious diseases 2023. PMID: 37486337


  7. Morel Z, Aguilar G, Samudio T, López G, Rios-González CM, Giménez L, Schaerer C, Gómez S, Báez T, Estigarribia G, Méndez J, Muñoz S, McFarland W. Intergenerational sex and early sexual debut are associated with HIV infection among transgender women in Paraguay. HIV medicine 2023. PMID: 37128161


  8. Khezri M, Mirzazadeh A, Shokoohi M, Sharafi H, Ghalekhani N, Tavakoli F, Mehmandoost S, Mousavian G, Imani M, Kakavand-Ghalehnoei R, Komasi A, Gouya MM, Haghdoost AA, McFarland W, Karamouzian M, Sharifi H. Hepatitis C virus prevalence, determinants, and cascade of care among people who inject drugs in Iran. Drug and alcohol dependence 2023. PMID: 36621200


  9. Hsiang E, Gyamerah A, Baguso G, Jain J, McFarland W, Wilson EC, Santos GM. Prevalence and correlates of substance use and associations with HIV-related outcomes among trans women in the San Francisco Bay Area. BMC infectious diseases 2022. PMID: 36435761


  10. Artenie A, Facente SN, Patel S, Stone J, Hecht J, Rhodes P, McFarland W, Wilson E, Vickerman P, Morris MD. A cross-sectional study comparing men who have sex with men and inject drugs and people who inject drugs who are men and have sex with men in San Francisco: Implications for HIV and hepatitis C virus prevention. Health science reports 2022. PMID: 35844825


  11. Chiu I, Leathers M, Cano D, Turner CM, Trujillo D, Sicro S, Arayasirikul S, Taylor KD, Wilson EC, McFarland W. HIV prevalence, engagement in care, and risk behavior among trans women, San Francisco: Evidence of recent successes and remaining challenges. International journal of STD & AIDS 2022. PMID: 35816424


  12. Aranda-Díaz A, Imbert E, Strieff S, Graham-Squire D, Evans JL, Moore J, McFarland W, Fuchs J, Handley MA, Kushel M. Implementation of rapid and frequent SARS-CoV2 antigen testing and response in congregate homeless shelters. 2022. PMID: 35271622


  13. Wilson EC, Hernandez CJ, Arayasirikul S, Scheer S, Trujillo D, Sicro S, Turner CM, McFarland W. In Their Own Words: How Trans Women Acquired HIV Infection. 2022. PMID: 35031891


  14. Khandu L, Tobgay T, Kinley K, Choida N, Tashi T, Wangdi T, Tashi U, Dechenmo D, Choden KC, Tsheten T, Gyeltshen T, Zangmo K, Choden S, McFarland W. Characteristics and Population Size Estimation of Female Sex Workers in Bhutan. Sexually transmitted diseases 2021. PMID: 34110741


  15. Facente SN, Patel S, Hecht J, Wilson E, McFarland W, Page K, Vickerman P, Fraser H, Burk K, Morris MD. Hepatitis C Care Cascades for 3 Populations at High Risk: Low-income Trans Women, Young People Who Inject Drugs, and Men Who Have Sex With Men and Inject Drugs. 2021. PMID: 33768236


  16. Amelia de Sousa Mascena Veras M, Roza Saggese GS, Gomez Junior JL, Silveira P, Paiatto B, Ferreira D, Alves de Souza P, Calado R, Castejon MJ, Yamashiro R, Fernando de Macedo Brígido L, Turner C, Lin J, Wilson EC, McFarland W. Brief Report: Young Age and Sex Work Are Associated With HIV Seroconversion Among Transgender Women in São Paulo, Brazil. 2021. PMID: 34050104


  17. Wilson EC, Hernandez CJ, Scheer S, Trujillo D, Arayasirikul S, Sicro S, McFarland W. Improved PrEP Awareness and Use among Trans Women in San Francisco, California. AIDS and behavior 2021. PMID: 34390435


  18. Truong HM, Fatch R, McFarland W, Raymond HF. HIV Prevention Responsibility Beliefs Among Men Who Have Sex With Men in the PrEP Era. 2021. PMID: 33587501


  19. Gyamerah AO, Baguso G, Santiago-Rodriguez E, Sa'id A, Arayasirikul S, Lin J, Turner CM, Taylor KD, McFarland W, Wilson EC, Wesson P. Experiences and factors associated with transphobic hate crimes among transgender women in the San Francisco Bay Area: comparisons across race. BMC public health 2021. PMID: 34078334


  20. Hernandez CJ, Trujillo D, Turner CM, Sicro S, Meza J, Bella M, Daza E, Torres F, McFarland W, Wilson EC. Reaching trans women in San Francisco for efforts to eliminate hepatitis C. Journal of viral hepatitis 2021. PMID: 33894048


  21. Mirzazadeh A, Chen YH, Lin J, Burk K, Wilson EC, Miller D, Veloso D, McFarland W, Morris MD. Progress toward closing gaps in the hepatitis C virus cascade of care for people who inject drugs in San Francisco. PloS one 2021. PMID: 33798243


  22. Mousavian G, Ghalekhani N, Tavakoli F, McFarland W, Shahesmaeili A, Sharafi H, Khezri M, Mehmandoost S, Zarei J, Sharifi H, Mirzazadeh A. Proportion and reasons for loss to follow-up in a cohort study of people who inject drugs to measure HIV and HCV incidence in Kerman, Iran. 2021. PMID: 33794943


  23. Hernandez CJ, Trujillo D, Sicro S, Meza J, Bella M, Daza E, Torres F, McFarland W, Turner CM, Wilson EC. High hepatitis C virus seropositivity, viremia, and associated risk factors among trans women living in San Francisco, California. PloS one 2021. PMID: 33784365


  24. Santana RDS, Kerr L, Mota RMS, Kendall C, Justa Neto RD, Macena HM, Seal D, Sousa AFL, McFarland W. Syphilis Testing Among Female Prisoners in Brazil: Results of a National Cross-sectional Survey. The Journal of the Association of Nurses in AIDS Care : JANAC 2021. PMID: 32889965


  25. Vincent W, Lin J, Veloso D, Miller D, McFarland W. Homelessness, HIV testing, and the reach of public health efforts for people who inject drugs, San Francisco, California. Drug and alcohol dependence 2021. PMID: 33607498


  26. Namara D, Xie H, Miller D, Veloso D, McFarland W. Awareness and uptake of pre-exposure prophylaxis for HIV among low-income, HIV-negative heterosexuals in San Francisco. International journal of STD & AIDS 2021. PMID: 33530898


  27. Wesson P, Vittinghoff E, Turner C, Arayasirikul S, McFarland W, Wilson E. Intercategorical and Intracategorical Experiences of Discrimination and HIV Prevalence Among Transgender Women in San Francisco, CA: A Quantitative Intersectionality Analysis. American journal of public health 2021. PMID: 33476238


  28. Sadang KG, Miller D, Veloso D, Lin J, McFarland W. Unmet Health and Social Welfare Needs of Women Who Inject Drugs in San Francisco. Journal of health care for the poor and underserved 2021. PMID: 33678692


  29. O'Keefe KJ, Pipkin S, Fatch R, Scheer S, Liegler T, McFarland W, Grant RM, Truong HM. Non-B variants of HIV-1 in San Francisco, California. Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases 2020. PMID: 33321227


  30. Navadeh S, Mirzazadeh A, McFarland W, Coffin P, Chehrazi M, Mohammad K, Nazemipour M, Mansournia MA, McCandless LC, Page K. Unsafe Injection Is Associated with Higher HIV Testing after Bayesian Adjustment for Unmeasured Confounding. Archives of Iranian medicine 2020. PMID: 33356343


  31. Mirzazadeh A, Hosseini-Hooshyar S, Shahesmaeili A, Bahramnejad A, Barshan A, Mousavian G, Najafi E, Sharifi H, Haghdoost AA, Briceno A, McFarland W, Page K. Barriers and motivators to participation and retention in HIV/HCV cohort studies among people who inject drugs: a community consultation in Iran. Substance abuse treatment, prevention, and policy 2020. PMID: 32758246


  32. Tavakoli F, Aghaee S, Sharifi H, Esmaeili A, Haghdoost AA, McFarland W, Mirzazadeh A. Prevalence and correlates of initiating injection drug use before the age of 18 years in Iran: results of a national survey. Journal of addictive diseases 2020. PMID: 32597379


  33. Maher AD, Nakanyala T, Mutenda N, Banda KM, Prybylski D, Wolkon A, Jonas A, Sawadogo S, Ntema C, Chipadze MR, Sinvula G, Tizora A, Mwandambele A, Chaturvedi S, Agovi AM, Agolory S, Hamunime N, Lowrance DW, Mcfarland W, Patel SV. Rates and Correlates of HIV Incidence in Namibia's Zambezi Region: Sentinel, Community-Based Cohort Study, 2014 to 2016. JMIR public health and surveillance 2020. PMID: 32348290


  34. Jonas A, Patel SV, Katuta F, Maher AD, Banda KM, Gerndt K, Pietersen I, Menezes de Prata N, Mutenda N, Nakanyala T, Kisting E, Kawana B, Nietschke AM, Prybylski D, McFarland W, Lowrance DW. HIV Prevalence, Risk Factors for Infection, and Uptake of Prevention, Testing, and Treatment among Female Sex Workers in Namibia. Journal of epidemiology and global health 2020. PMID: 32959617


  35. Oh H, Kim K, Miller D, Veloso D, Lin J, McFarland W. Fentanyl self-testing in a community-based sample of people who inject drugs, San Francisco. The International journal on drug policy 2020. PMID: 32516685


  36. Kim K, Oh H, Miller D, Veloso D, Lin J, McFarland W. Prevalence and disparities in opioid overdose response training among people who inject drugs, San Francisco: Naloxone training among injectors in San Francisco. The International journal on drug policy 2020. PMID: 32507683


  37. Gyamerah AO, Taylor KD, Atuahene K, Anarfi JK, Fletcher M, Raymond HF, McFarland W, Dodoo FN. Stigma, discrimination, violence, and HIV testing among men who have sex with men in four major cities in Ghana. AIDS care 2020. PMID: 32362131


  38. McFarland W, Wesson P, Turner C, Lin J, Amelia de Sousa Mascena Veras M, Yan H, Raymond HF, Wilson EC. High HIV incidence among young and racial/ethnic minority transgender women in San Francisco: results of a longitudinal cohort study. Journal of acquired immune deficiency syndromes (1999) 2020. PMID: 32032305


  39. McFarland W, Lin J, Santos GM, Arayasirikul S, Raymond HF, Wilson E. Low PrEP Awareness and Use Among People Who Inject Drugs, San Francisco, 2018. AIDS and behavior 2019. PMID: 31563984


  40. da Silva Santana R, Kerr L, Mota RS, Kendall C, Rutherford G, McFarland W. LIFETIME SYPHILIS PREVALENCE AND ASSOCIATED RISK FACTORS AMONG FEMALE PRISONERS IN BRAZIL. Sexually transmitted diseases 2019. PMID: 31851039


  41. Beltran S, Chen YH, Miller D, Ick T, Lin J, Packer T, McFarland W, Raymond HF. Will We Get to Zero HIV Stigma in San Francisco? AIDS and behavior 2020. PMID: 30953302


  42. Truong HM, O'Keefe KJ, Pipkin S, Liegler T, Scheer S, Wilson E, McFarland W. How are transgender women acquiring HIV? Insights from phylogenetic transmission clusters in San Francisco. AIDS (London, England) 2019. PMID: 31335804


  43. Raymond HF, Snowden JM, Guigayoma J, McFarland W, Chen YH. Community Levels of PrEP Use Among Men Who Have Sex with Men by Race/Ethnicity, San Francisco, 2017. AIDS and behavior 2019. PMID: 30758787


  44. Chen YH, Guigayoma J, McFarland W, Snowden JM, Raymond HF. Increases in Pre-exposure Prophylaxis Use and Decreases in Condom Use: Behavioral Patterns Among HIV-Negative San Francisco Men Who have Sex with Men, 2004-2017. AIDS and behavior 2018. PMID: 30306436


  45. Raymond HF, McFarland W, Wesson P. Estimated Population Size of Men Who Have Sex with Men, San Francisco, 2017. AIDS and behavior 2019. PMID: 30382454


  46. Kim N, Welty S, Reza T, Sears D, McFarland W, Raymond HF. Undiagnosed and Untreated HIV Infection Among Persons Who Inject Drugs: Results of Three National HIV Behavioral Surveillance Surveys, San Francisco, 2009-2015. AIDS and behavior 2018. PMID: 30259347


  47. Aguilar G, Estigarribia G, Ortiz A, Miranda AE, McFarland W, Kawabata A, Muñoz S, Mendez J, Rios-Gonzalez C, Samudio T. Prevalence of syphilis and related risk behaviors among women in five distinct indigenous populations in Paraguay. Sexually transmitted diseases 2018. PMID: 30461594


  48. Wilson EC, Turner C, Lin J, McFarland W, Burk K, Raymond HF. Hepatitis C seroprevalence and engagement in related care and treatment among trans women. Journal of viral hepatitis 2019. PMID: 30809884


  49. Wesson PD, Adhikary R, Jonas A, Gerndt K, Mirzazadeh A, Katuta F, Maher A, Banda K, Mutenda N, McFarland W, Lowrance D, Prybylski D, Patel S. Estimating the Population Size of Female Sex Workers in Namibia Using a Respondent-Driven Sampling Adjustment to the Reverse Tracking Method: A Novel Approach. JMIR public health and surveillance 2019. PMID: 30869646


  50. Raymond HF, Wilson EC, Packer T, Ick T, Lin J, McFarland W. High and Stable Human Immunodeficiency Virus Prevalence Among Transwomen With Low Income Recruited With Respondent-driven Sampling, San Francisco, 2010-2016. Sexually transmitted diseases 2019. PMID: 30256307


  51. Wesson PD, Mirzazadeh A, McFarland W. A Bayesian approach to synthesize estimates of the size of hidden populations: the Anchored Multiplier. International journal of epidemiology 2018. PMID: 29931067


  52. Santos GM, Rowe C, Hern J, Walker JE, Ali A, Ornelaz M, Prescott M, Coffin P, McFarland W, Raymond HF. Prevalence and correlates of hazardous alcohol consumption and binge drinking among men who have sex with men (MSM) in San Francisco. PloS one 2018. PMID: 30118495


  53. Jarrett SB, Udell W, Sutherland S, McFarland W, Scott M, Skyers N. Age at Sexual Initiation and Sexual and Health Risk Behaviors Among Jamaican Adolescents and Young Adults. AIDS and behavior 2018. PMID: 29476435


  54. Cummings B, Horth R, McFarland W, Lane T, Young PW, Nalá R, Rutherford G, Raymond HF. Bisexual and Bidirectional: Assessing the Potential for HIV Bridging in Mozambique. AIDS and behavior 2017. PMID: 29188391


  55. Shahesmaeili A, Mirzazadeh A, McFarland W, Sharifi H, Haghdoost AA, Soori H. Syringe Sharing in Drug Injecting Dyads: A Cross-Classified Multilevel Analysis of Social Networks. AIDS and behavior 2018. PMID: 29766329


  56. Truong HM, Fatch R, Tan JY, Raymond HF, McFarland W. Whose Responsibility Is It? Beliefs About Preventing HIV Transmission Among Men Who Have Sex With Men. Sexually transmitted diseases 2018. PMID: 29465652


  57. Kerr L, Kendall C, Guimarães MDC, Salani Mota R, Veras MA, Dourado I, Maria de Brito A, Merchan-Hamann E, Pontes AK, Leal AF, Knauth D, Castro ARCM, Macena RHM, Lima LNC, Oliveira LC, Cavalcantee MDS, Benzaken AS, Pereira G, Pimenta C, Pascom ARP, Bermudez XPD, Moreira RC, Brígido LFM, Camillo AC, McFarland W, Johnston LG. HIV prevalence among men who have sex with men in Brazil: results of the 2nd national survey using respondent-driven sampling. Medicine 2018. PMID: 29794604


  58. Truong HM, Fatch R, Do TD, McFarland W. Hepatitis B Vaccination and Infection Prevalence Among Men Who Have Sex With Men Who Travel Internationally. Sexually transmitted diseases 2018. PMID: 29465694


  59. McFarland W, Wilson E, Fisher Raymond H. How Many Transgender Men Are There in San Francisco? Journal of urban health : bulletin of the New York Academy of Medicine 2018. PMID: 28462471


  60. McFarland W, Wilson EC, Raymond HF. HIV Prevalence, Sexual Partners, Sexual Behavior and HIV Acquisition Risk Among Trans Men, San Francisco, 2014. AIDS and behavior 2017. PMID: 28236144


  61. Chen YH, McFarland W, Raymond HF, Scott HM, Vittinghoff E, Porco TC. Distribution of Behavioral Patterns Before Infection Among San Francisco Men Who Have Sex With Men Newly Infected With HIV in 2014. Journal of acquired immune deficiency syndromes (1999) 2017. PMID: 28481784


  62. Vincent W, McFarland W, Raymond HF. What Factors Are Associated With Receiving a Recommendation to Get Tested for HIV by Health Care Providers Among Men Who Have Sex With Men? Journal of acquired immune deficiency syndromes (1999) 2017. PMID: 28604439


  63. Truong HM, Fatch R, Raymond HF, McFarland W. HIV Treatment and Re-infection Beliefs Predict Sexual Risk Behavior of Men Who Have Sex With Men. AIDS education and prevention : official publication of the International Society for AIDS Education 2017. PMID: 28650229


  64. Camlin CS, El Ayadi AM, Kwena ZA, McFarland W, Johnson MO, Neilands TB, Bukusi EA, Cohen CR. High Mobility and HIV Prevalence Among Female Market Traders in East Africa in 2014. Journal of acquired immune deficiency syndromes (1999) 2017. PMID: 27875361


  65. Chen YH, McFarland W, Raymond HF. Estimated Number of People Who Inject Drugs in San Francisco, 2005, 2009, and 2012. AIDS and behavior 2016. PMID: 26721246


  66. Chen YH, Snowden JM, McFarland W, Raymond HF. Pre-exposure Prophylaxis (PrEP) Use, Seroadaptation, and Sexual Behavior Among Men Who Have Sex with Men, San Francisco, 2004-2014. AIDS and behavior 2016. PMID: 26983951


  67. Pope Z, McFarland W, Raymond HF. San Franciscan MSM have similar types and numbers of partnerships with men inside San Francisco and outside San Francisco, 2011. AIDS care 2016. PMID: 27817201


  68. Wilson EC, Chen YH, Arayasirikul S, Raymond HF, McFarland W. The Impact of Discrimination on the Mental Health of Trans*Female Youth and the Protective Effect of Parental Support. AIDS and behavior 2016. PMID: 27115401


  69. Dadasovich R, Auerswald C, Minnis AM, Raymond HF, McFarland W, Wilson EC. Testosterone and sexual risk among transmen: a mixed methods exploratory study. Culture, health & sexuality 2016. PMID: 27552941


  70. Truong HM, Chen YH, Grasso M, Robertson T, Tao L, Fatch R, Curotto A, McFarland W, Grant RM, Reznick O, Raymond HF, Steward WT. HIV Serodisclosure and Sexual Behavior During International Travel. Sexually transmitted diseases 2016. PMID: 27322049


  71. Snowden JM, Chen YH, McFarland W, Raymond HF. Prevalence and characteristics of users of pre-exposure prophylaxis (PrEP) among men who have sex with men, San Francisco, 2014 in a cross-sectional survey: implications for disparities. Sexually transmitted infections 2016. PMID: 27356041


  72. Navadeh S, Mirzazadeh A, McFarland W, Woolf-King S, Mansournia MA. Using expert opinion to quantify unmeasured confounding bias parameters. Canadian journal of public health = Revue canadienne de sante publique 2016. PMID: 27348109


  73. Moore DM, Cui Z, Lachowsky N, Raymond HF, Roth E, Rich A, Sereda P, Howard T, McFarland W, Lal A, Montaner J, Corneil T, Hogg RS. HIV Community Viral Load and Factors Associated With Elevated Viremia Among a Community-Based Sample of Men Who Have Sex With Men in Vancouver, Canada. Journal of acquired immune deficiency syndromes (1999) 2016. PMID: 26825177


  74. Johnston LG, Sabin ML, Prybylski D, Sabin K, McFarland W, Baral S, Kim AA, Raymond HF. The importance of assessing self-reported HIV status in bio-behavioural surveys. Bulletin of the World Health Organization 2016. PMID: 27516638


  75. Wei C, Yan H, Raymond HF, Shi LE, Li J, Yang H, McFarland W. HIV Testing and Awareness of Partner's HIV Status Among Chinese Men Who Have Sex with Men in Main Partnerships. AIDS and behavior 2016. PMID: 26122649


  76. Raymond HF, Scheer S, Santos GM, McFarland W. Examining progress toward the UNAIDS 90-90-90 framework among men who have sex with men, San Francisco, 2014. AIDS care 2016. PMID: 26916991


  77. Raymond HF, Chen YH, McFarland W. Estimating Incidence of HIV Infection Among Men Who Have Sex with Men, San Francisco, 2004–2014. AIDS and behavior 2016. PMID: 26471885


  78. Wesson P, Handcock MS, McFarland W, Raymond HF. If You Are Not Counted, You Don't Count: Estimating the Number of African-American Men Who Have Sex with Men in San Francisco Using a Novel Bayesian Approach. Journal of urban health : bulletin of the New York Academy of Medicine 2015. PMID: 26392276


  79. Kim NJ, Jin H, McFarland W, Raymond HF. Trends in sources and sharing of needles among people who inject drugs, San Francisco, 2005-2012. The International journal on drug policy 2015. PMID: 26365768


  80. Truong HM, Pipkin S, O'Keefe KJ, Louie B, Liegler T, McFarland W, Grant RM, Bernstein K, Scheer S. Brief Report: Recent Infection, Sexually Transmitted Infections, and Transmission Clusters Frequently Observed Among Persons Newly Diagnosed With HIV in San Francisco. Journal of acquired immune deficiency syndromes (1999) 2015. PMID: 25967271


  81. Johnston LG, McFarland W, Sabin ML, Prybylski D, Sabin K, Baral S, Kim AA, Raymond HF. Measuring self-reported HIV status in bio-behavioural surveys. Bulletin of the World Health Organization 2015. PMID: 26229196


  82. Wilson EC, Chen YH, Arayasirikul S, Fisher M, Pomart WA, Le V, Raymond HF, McFarland W. Differential HIV risk for racial/ethnic minority trans*female youths and socioeconomic disparities in housing, residential stability, and education. American journal of public health 2015. PMID: 25905826


  83. Malekinejad M, Mohraz M, Razani N, Akbari G, McFarland W, Khairandish P, Malekafzali H, Gouya MM, Zarghami A, Rutherford GW. High HIV prevalence in a respondent-driven sampling survey of injection drug users in Tehran, Iran. Volume 19 of Issue 3. AIDS and behavior 2015. PMID: 25280446


  84. Quaye S, Fisher Raymond H, Atuahene K, Amenyah R, Aberle-Grasse J, McFarland W, El-Adas A. Critique and lessons learned from using multiple methods to estimate population size of men who have sex with men in Ghana. AIDS and behavior 2015. PMID: 25704987


  85. Rowe C, Santos GM, McFarland W, Wilson EC. Prevalence and correlates of substance use among trans female youth ages 16-24 years in the San Francisco Bay Area. Drug and alcohol dependence 2014. PMID: 25548025


  86. Truong HM, Fatch R, Grasso M, Robertson T, Tao L, Chen YH, Curotto A, McFarland W, Grant RM, Reznick O, Raymond HF, Steward WT. Gay and bisexual men engage in fewer risky sexual behaviors while traveling internationally: a cross-sectional study in San Francisco. Sexually transmitted infections 2014. PMID: 25355773


  87. Wilson EC, Chen YH, Raad N, Raymond HF, Dowling T, McFarland W. Who are the sexual partners of transgender individuals? Differences in demographic characteristics and risk behaviours of San Francisco HIV testing clients with transgender sexual partners compared with overall testers. Sexual health 2014. PMID: 25099989


  88. Coombs A, McFarland W, Ick T, Fuqua V, Buchbinder SP, Fuchs JD. Long-chain peer referral to recruit black MSM and black transgender women for an HIV vaccine efficacy trial. Journal of acquired immune deficiency syndromes (1999) 2014. PMID: 24815850


  89. Rahnama R, Mohraz M, Mirzazadeh A, Rutherford G, McFarland W, Akbari G, Malekinejad M. Access to harm reduction programs among persons who inject drugs: findings from a respondent-driven sampling survey in Tehran, Iran. Volume 25 of Issue 4. The International journal on drug policy 2014. PMID: 24974367


  90. Snowden JM, Wei C, McFarland W, Raymond HF. Prevalence, correlates and trends in seroadaptive behaviours among men who have sex with men from serial cross-sectional surveillance in San Francisco, 2004-2011. Sexually transmitted infections 2014. PMID: 24687128


  91. Huang D, Hu Y, Wu G, Jia Y, Lu R, Xiao Y, Raymond HF, McFarland W, Ruan Y, Ma W, Sun J. HIV prevention services and testing utilization behaviors among men who have sex with men at elevated risk for HIV in Chongqing, China. BioMed research international 2014. PMID: 24783195


  92. Ramezani A, Amirmoezi R, Volk JE, Aghakhani A, Zarinfar N, McFarland W, Banifazl M, Mostafavi E, Eslamifar A, Sofian M. HCV, HBV, and HIV seroprevalence, coinfections, and related behaviors among male injection drug users in Arak, Iran. AIDS care 2014. PMID: 24499303


  93. Mirzazadeh A, Nedjat S, Navadeh S, Haghdoost A, Mansournia MA, McFarland W, Mohammad K. HIV and related risk behaviors among female sex workers in Iran: bias-adjusted estimates from the 2010 National Bio-Behavoral Survey. AIDS and behavior 2014. PMID: 23857356


  94. Wohlfeiler D, Hecht J, Volk J, Fisher Raymond H, Kennedy T, McFarland W. How can we improve online HIV and STD prevention for men who have sex with men? Perspectives of hook-up website owners, website users, and HIV/STD directors. AIDS and behavior 2013. PMID: 23180156


  95. Alkhasawneh E, McFarland W, Mandel J, Seshan V. Insight into Jordanian thinking about HIV: knowledge of Jordanian men and women about HIV prevention. The Journal of the Association of Nurses in AIDS Care : JANAC 2013. PMID: 24135312


  96. Chen YH, McFarland W, Raymond HF. Risk behaviors for HIV in sexual partnerships of San Francisco injection drug users. AIDS care 2013. PMID: 24093881


  97. Kellogg TA, Hecht J, Bernstein K, McFarland W, Connors A, Perloff L, Raymond HF. Comparison of HIV behavioral indicators among men who have sex with men across two survey methodologies, San Francisco, 2004 and 2008. Sexually transmitted diseases 2013. PMID: 23945424


  98. Truong HM, Grasso M, Chen YH, Kellogg TA, Robertson T, Curotto A, Steward WT, McFarland W. Balancing theory and practice in respondent-driven sampling: a case study of innovations developed to overcome recruitment challenges. PloS one 2013. PMID: 23990901


  99. Ochola E, Ocama P, Orach CG, Nankinga ZK, Kalyango JN, McFarland W, Karamagi C. High burden of hepatitis B infection in Northern Uganda: results of a population-based survey. BMC public health 2013. PMID: 23919752


  100. Ramezani A, Velayati AA, Khorami-Sarvestani S, Eslamifar A, Mohraz M, Banifazl M, Bidari-Zerehpoosh F, Yaghmaei F, McFarland W, Foroughi M, Keyvani H, Mostafavi E, Aghakhani A. Hepatitis E virus infection in patients infected with human immunodeficiency virus in an endemic area in Iran. International journal of STD & AIDS 2013. PMID: 23970597


  101. Das M, Raymond HF, Chu P, Nieves-Rivera I, Pandori M, Louie B, Rauch L, Scheer S, Vittinghoff E, McFarland W. Measuring the unknown: calculating community viral load among HIV-infected MSM unaware of their HIV status in San Francisco from National HIV Behavioral Surveillance, 2004-2011. Journal of acquired immune deficiency syndromes (1999) 2013. PMID: 23666144


  102. Sudhinaraset M, Raymond HF, McFarland W. Convergence of HIV prevalence and inter-racial sexual mixing among men who have sex with men, San Francisco, 2004-2011. AIDS and behavior 2013. PMID: 23229337


  103. Chen YH, Raymond HF, Grasso M, Nguyen B, Robertson T, McFarland W. Prevalence and predictors of conscious risk behavior among San Franciscan men who have sex with men. AIDS and behavior 2013. PMID: 22392158


  104. Raymond HF, Bereknyei S, Berglas N, Hunter J, Ojeda N, McFarland W. Estimating population size, HIV prevalence and HIV incidence among men who have sex with men: a case example of synthesising multiple empirical data sources and methods in San Francisco. Sexually transmitted infections 2013. PMID: 23620133


  105. Raymond HF, Chen YH, Ick T, Scheer S, Bernstein K, Liska S, Louie B, Pandori M, McFarland W. A new trend in the HIV epidemic among men who have sex with men, San Francisco, 2004-2011. Journal of acquired immune deficiency syndromes (1999) 2013. PMID: 23334505


  106. Johnston LG, Prybylski D, Raymond HF, Mirzazadeh A, Manopaiboon C, McFarland W. Incorporating the service multiplier method in respondent-driven sampling surveys to estimate the size of hidden and hard-to-reach populations: case studies from around the world. Sexually transmitted diseases 2013. PMID: 23486495


  107. Zhang L, Xiao Y, Lu R, Wu G, Ding X, Qian HZ, McFarland W, Ruan Y, Vermund SH, Shao Y. Predictors of HIV testing among men who have sex with men in a large Chinese city. Sexually transmitted diseases 2013. PMID: 23403605


  108. Kerr LR, Mota RS, Kendall C, Pinho Ade A, Mello MB, Guimarães MD, Dourado I, de Brito AM, Benzaken A, McFarland W, Rutherford G. HIV among MSM in a large middle-income country. Volume 27 of Issue 3. AIDS (London, England) 2013. PMID: 23291540


  109. Newmann SJ, Dufour MS, McFarland W, Oderman L, Kellogg T, Louie B, Drey EA. HIV voluntary counseling and testing at an abortion clinic: missed opportunities for diagnosis. Contraception 2013. PMID: 23312935


  110. Raymond HF, Chu P, Nieves-Rivera I, Louie B, McFarland W, Pandori M. Hepatitis C infection among men who have sex with men, San Francisco, 2011. Sexually transmitted diseases 2012. PMID: 23191955


  111. Chen YH, Vallabhaneni S, Raymond HF, McFarland W. Predictors of serosorting and intention to serosort among men who have sex with men, San Francisco. AIDS education and prevention : official publication of the International Society for AIDS Education 2012. PMID: 23206204


  112. Sofian M, Aghakhani A, Banifazl M, Azadmanesh K, Farazi AA, McFarland W, Eslamifar A, Ramezani A. Viral hepatitis and HIV infection among injection drug users in a central Iranian City. Journal of addiction medicine 2012. PMID: 22895463


  113. Zhou C, Raymond HF, Ding X, Lu R, Xu J, Wu G, Feng L, Fan S, Li X, McFarland W, Xiao Y, Ruan Y, Shao Y. Anal sex role, circumcision status, and HIV infection among men who have sex with men in Chongqing, China. Archives of sexual behavior 2012. PMID: 23070532


  114. Ma W, Raymond HF, Wilson EC, McFarland W, Lu H, Ding X, Lu R, Ma X, Xia D, Xu J, He X, Feng L, Fan S, Li X, Sun J, Jia Y, Shao Y, Ruan Y, Xiao Y. Participation of HIV prevention programs among men who have sex with men in two cities of China--a mixed method study. BMC public health 2012. PMID: 23039880


  115. McFarland W, Chen YH, Nguyen B, Grasso M, Levine D, Stall R, Colfax G, Robertson T, Truong HM, Raymond HF. Behavior, intention or chance? A longitudinal study of HIV seroadaptive behaviors, abstinence and condom use. AIDS and behavior 2012. PMID: 21644001


  116. Fritz K, McFarland W, Wyrod R, Chasakara C, Makumbe K, Chirowodza A, Mashoko C, Kellogg T, Woelk G. Evaluation of a peer network-based sexual risk reduction intervention for men in beer halls in Zimbabwe: results from a randomized controlled trial. AIDS and behavior 2011. PMID: 21380493


  117. Truong HM, Kellogg TA, McFarland W, Louie B, Klausner JD, Philip SS, Grant RM. Sentinel surveillance of HIV-1 transmitted drug resistance, acute infection and recent infection. PloS one 2011. PMID: 22046237


  118. Bermúdez-Aza EH, Kerr LR, Kendall C, Pinho AA, de Mello MB, Mota RS, Guimarães MD, Alencar CS, de Brito AM, Dourado IC, da Batista SM, Abreu F, de Oliveira LC, de Souza Moraes A, Benzaken AS, Merchan-Hamann E, de Freitas GM, McFarland W, Albuquerque E, Rutherford GW, Sabino E. Antiretroviral drug resistance in a respondent-driven sample of HIV-infected men who have sex with men in Brazil. Volume 57 Suppl 3. Journal of acquired immune deficiency syndromes (1999) 2011. PMID: 21857316


  119. Wyrod R, Fritz K, Woelk G, Jain S, Kellogg T, Chirowodza A, Makumbe K, McFarland W. Beyond sugar daddies: intergenerational sex and AIDS in urban Zimbabwe. AIDS and behavior 2011. PMID: 20811939


  120. Salani Mota RM, Sansigolo Kerr LR, Kendall C, Pinho A, de Mello MB, Dourado I, Guimarães MD, Brito A, Batista S, Abreu F, Benzaken A, Oliveira L, Moraes A, Merchan-Hamann E, Freitas G, Albuquerque EM, McFarland W, Rutherford G. Reliability of self-report of HIV status among men who have sex with men in Brazil. Volume 57 Suppl 3. Journal of acquired immune deficiency syndromes (1999) 2011. PMID: 21857311


  121. Bohl DD, Katz KA, Bernstein K, Wong E, Raymond HF, Klausner JD, McFarland W. Prevalence and correlates of herpes simplex virus type-2 infection among men who have sex with men, san francisco, 2008. Sexually transmitted diseases 2011. PMID: 21278625


  122. Stall R, Wei C, Raymond HF, McFarland W. Do rates of unprotected anal intercourse among HIV-positive MSM present a risk for hepatitis C transmission? Sexually transmitted infections 2011. PMID: 21653934


  123. Raymond HF, Chen YH, Stall RD, McFarland W. Adolescent experiences of discrimination, harassment, connectedness to community and comfort with sexual orientation reported by adult men who have sex with men as a predictor of adult HIV status. AIDS and behavior 2011. PMID: 19915973


  124. Chen S, McFarland W, Thompson HM, Raymond HF. Transmen in San Francisco: what do we know from HIV test site data? AIDS and behavior 2011. PMID: 21153048


  125. Wei C, Raymond HF, McFarland W, Buchbinder S, Fuchs JD. What is the potential impact of adult circumcision on the HIV epidemic among men who have sex with men in San Francisco? Sexually transmitted diseases 2011. PMID: 21085057


  126. Malekinejad M, McFarland W, Vaudrey J, Raymond HF. Accessing a diverse sample of injection drug users in San Francisco through respondent-driven sampling. Drug and alcohol dependence 2011. PMID: 21435803


  127. McFarland W, Chen YH, Raymond HF, Nguyen B, Colfax G, Mehrtens J, Robertson T, Stall R, Levine D, Truong HM. HIV seroadaptation among individuals, within sexual dyads, and by sexual episodes, men who have sex with men, San Francisco, 2008. AIDS care 2011. PMID: 21347888


  128. Raymond HF, Hughes A, O'Keefe K, Stall RD, McFarland W. Hepatitis C prevalence among HIV-positive MSM in San Francisco: 2004 and 2008. Sexually transmitted diseases 2011. PMID: 20938373


  129. Arnold MP, Raymond HF, Fisher HR, McFarland W. Socioeconomic position and HIV risk-relevant behavior among lower-income heterosexuals in San Francisco. AIDS and behavior 2011. PMID: 20054633


  130. Chen YH, McFarland W, Raymond HF. Behavioral surveillance of heterosexual exchange-sex partnerships in San Francisco: context, predictors and implications. AIDS and behavior 2011. PMID: 20204692


  131. Wei C, Raymond HF, Guadamuz TE, Stall R, Colfax GN, Snowden JM, McFarland W. Racial/Ethnic differences in seroadaptive and serodisclosure behaviors among men who have sex with men. AIDS and behavior 2011. PMID: 20217468


  132. Snowden JM, Raymond HF, McFarland W. Seroadaptive behaviours among men who have sex with men in San Francisco: the situation in 2008. Sexually transmitted infections 2010. PMID: 21076140


  133. Kral AH, Malekinejad M, Vaudrey J, Martinez AN, Lorvick J, McFarland W, Raymond HF. Comparing respondent-driven sampling and targeted sampling methods of recruiting injection drug users in San Francisco. Journal of urban health : bulletin of the New York Academy of Medicine 2010. PMID: 20582573


  134. Rutherford GW, McFarland W, Spindler H, White K, Patel SV, Aberle-Grasse J, Sabin K, Smith N, Taché S, Calleja-Garcia JM, Stoneburner RL. Public health triangulation: approach and application to synthesizing data to understand national and local HIV epidemics. Volume 10. BMC public health 2010. PMID: 20670448


  135. Hosseini M, SeyedAlinaghi S, Kheirandish P, Esmaeli Javid G, Shirzad H, Karami N, Jahani M, Seyed Ahmadian M, Payvarmehr F, Mohraz M, Emadi Koochak H, McFarland W. Prevalence and correlates of co-infection with human immunodeficiency virus and hepatitis C virus in male injection drug users in Iran. Archives of Iranian medicine 2010. PMID: 20597566


  136. Das M, Chu PL, Santos GM, Scheer S, Vittinghoff E, McFarland W, Colfax GN. Decreases in community viral load are accompanied by reductions in new HIV infections in San Francisco. PloS one 2010. PMID: 20548786


  137. SeyedAlinaghi SA, Kheirandish P, Karami N, Salem S, Shirzad H, Jahani MR, SeyedAhmadian MR, Valiollahi P, Hosseini M, Mohraz M, McFarland W. High prevalence of chronic hepatitis B infection among injection drug users in Iran: the need to increase vaccination of adults at risk. Acta medica Iranica 2010. PMID: 21137671


  138. Kheirandish P, SeyedAlinaghi S, Jahani M, Shirzad H, Seyed Ahmadian M, Majidi A, Sharifi A, Hosseini M, Mohraz M, McFarland W. Prevalence and correlates of hepatitis C infection among male injection drug users in detention, Tehran, Iran. Journal of urban health : bulletin of the New York Academy of Medicine 2009. PMID: 19844670


  139. Truong HM, Kellogg T, Louie B, Klausner J, Dilley J, McFarland W. Recent HIV-1 infection detection: comparison of incidence estimates derived by laboratory assays and repeat testing data. Journal of acquired immune deficiency syndromes (1999) 2009. PMID: 19387356


  140. Raymond HF, Kajubi P, Kamya MR, Rutherford GW, Mandel JS, McFarland W. Correlates of unprotected receptive anal intercourse among gay and bisexual men: Kampala, Uganda. Volume 13 of Issue 4. AIDS and behavior 2009. PMID: 19495955


  141. Raymond HF, McFarland W. Racial mixing and HIV risk among men who have sex with men. AIDS and behavior 2009. PMID: 19479369


  142. Arnold M, Hsu L, Pipkin S, McFarland W, Rutherford GW. Race, place and AIDS: the role of socioeconomic context on racial disparities in treatment and survival in San Francisco. Volume 69 of Issue 1. Social science & medicine (1982) 2009. PMID: 19443092


  143. Chen YH, Raymond HF, McFarland W, Truong HM. HIV risk behaviors in heterosexual partnerships: female knowledge and male behavior. AIDS and behavior 2009. PMID: 19365720


  144. Raymond HF, McFarland W. An examination of the rates of receptive anal intercourse among Asian/Pacific Islander men who have sex with men in San Francisco. Archives of sexual behavior 2009. PMID: 18982440


  145. Levy V, Yuan J, Ruiz J, Morrow S, Reardon J, Facer M, Molitor F, Allen B, Ajufo BG, Bell-Sanford G, McFarland W, Raymond HF, Kellogg T, Page K. Hepatitis B sero-prevalence and risk behaviors among immigrant men in a population-based household survey in low-income neighborhoods of northern California. Journal of immigrant and minority health 2009. PMID: 19319680


  146. Scheer S, Chin CS, Buckman A, McFarland W. Estimation of HIV incidence in San Francisco. AIDS (London, England) 2009. PMID: 19155994


  147. Raymond HF, Rebchook G, Curotto A, Vaudrey J, Amsden M, Levine D, McFarland W. Comparing internet-based and venue-based methods to sample MSM in the San Francisco Bay Area. AIDS and behavior 2009. PMID: 19160034


  148. Truong HM, Kellogg T, Schwarcz S, Delgado V, Grant RM, Louie B, Ngo H, McFarland W. Frequent international travel by men who have sex with men recently diagnosed with HIV-1: potential for transmission of primary HIV-1 drug resistance. Journal of travel medicine 2008. PMID: 19090802


  149. Raymond HF, Bingham T, McFarland W. Locating unrecognized HIV infections among men who have sex with men: San Francisco and Los Angeles. AIDS education and prevention : official publication of the International Society for AIDS Education 2008. PMID: 18956982


  150. Kim AA, Martinez AN, Klausner JD, Goldenson J, Kent C, Liska S, McFarland W. Use of sentinel surveillance and geographic information systems to monitor trends in HIV prevalence, incidence, and related risk behavior among women undergoing syphilis screening in a jail setting. Journal of urban health : bulletin of the New York Academy of Medicine 2008. PMID: 18785013


  151. Dilley JW, Loeb L, Marson K, Chen S, Schwarcz S, Paul J, McFarland W. Sexual compulsiveness and change in unprotected anal intercourse: unexpected results from a randomized controlled HIV counseling intervention study. Journal of acquired immune deficiency syndromes (1999) 2008. PMID: 18438179


  152. Kendall C, Kerr LR, Gondim RC, Werneck GL, Macena RH, Pontes MK, Johnston LG, Sabin K, McFarland W. An empirical comparison of respondent-driven sampling, time location sampling, and snowball sampling for behavioral surveillance in men who have sex with men, Fortaleza, Brazil. AIDS and behavior 2008. PMID: 18389357


  153. Fu X, Wang Y, Lin P, Liu Y, He Q, Li Y, Yang F, Li J, Diao L, Yan X, Lin P, Zhao J, Chen S, McFarland W. Increasing HIV prevalence among drug users in western Guangdong province, China, 1995-2005. AIDS and behavior 2008. PMID: 18389359


  154. Berry M, Raymond HF, Kellogg T, McFarland W. The Internet, HIV serosorting and transmission risk among men who have sex with men, San Francisco. AIDS (London, England) 2008. PMID: 18356611


  155. Ruan S, Yang H, Zhu Y, Ma Y, Li J, Zhao J, McFarland W, Raymond HF. HIV prevalence and correlates of unprotected anal intercourse among men who have sex with men, Jinan, China. AIDS and behavior 2008. PMID: 18259850


  156. Hajiabdolbaghi M, Razani N, Karami N, Kheirandish P, Mohraz M, Rasoolinejad M, Arefnia K, Kourorian Z, Rutherford G, McFarland W. Insights from a survey of sexual behavior among a group of at-risk women in Tehran, Iran, 2006. Volume 19 of Issue 6. AIDS education and prevention : official publication of the International Society for AIDS Education 2007. PMID: 18190276


  157. Malamba S, Hladik W, Reingold A, Banage F, McFarland W, Rutherford G, Mimbe D, Nzaro E, Downing R, Mermin J. The effect of HIV on morbidity and mortality in children with severe malarial anaemia. Volume 6. Malaria journal 2007. PMID: 17973997


  158. Kajubi P, Kamya MR, Raymond HF, Chen S, Rutherford GW, Mandel JS, McFarland W. Gay and bisexual men in Kampala, Uganda. Volume 12 of Issue 3. AIDS and behavior 2007. PMID: 17968647


  159. Ma X, Zhang Q, He X, Sun W, Yue H, Chen S, Raymond HF, Li Y, Xu M, Du H, McFarland W. Trends in prevalence of HIV, syphilis, hepatitis C, hepatitis B, and sexual risk behavior among men who have sex with men. Results of 3 consecutive respondent-driven sampling surveys in Beijing, 2004 through 2006. Journal of acquired immune deficiency syndromes (1999) 2007. PMID: 17577125


  160. Razani N, Mohraz M, Kheirandish P, Malekinejad M, Malekafzali H, Mokri A, McFarland W, Rutherford G. HIV risk behavior among injection drug users in Tehran, Iran. Volume 102 of Issue 9. Addiction (Abingdon, England) 2007. PMID: 17645427


  161. Raymond HF, Chen S, Truong HM, Knapper KB, Klausner JD, Choi KH, McFarland W. Trends in sexually transmitted diseases, sexual risk behavior, and HIV infection among Asian/Pacific Islander men who have sex with men, San Francisco, 1999-2005. Sexually transmitted diseases 2007. PMID: 16940897


  162. Schwarcz S, Scheer S, McFarland W, Katz M, Valleroy L, Chen S, Catania J. Prevalence of HIV infection and predictors of high-transmission sexual risk behaviors among men who have sex with men. American journal of public health 2007. PMID: 17463384


  163. Dilley JW, Woods WJ, Loeb L, Nelson K, Sheon N, Mullan J, Adler B, Chen S, McFarland W. Brief cognitive counseling with HIV testing to reduce sexual risk among men who have sex with men: results from a randomized controlled trial using paraprofessional counselors. Journal of acquired immune deficiency syndromes (1999) 2007. PMID: 17310937


  164. Vaudrey J, Raymond HF, Chen S, Hecht J, Ahrens K, McFarland W. Indicators of use of methamphetamine and other substances among men who have sex with men, San Francisco, 2003-2006. Drug and alcohol dependence 2007. PMID: 17428622


  165. Baryarama F, Bunnell R, McFarland W, Hudes ES, Neilands TB, Ransom RL, Mubangizi J, Hitimana-Lukanika C, Mermin JH. Estimating HIV incidence in voluntary counseling and testing clients in Uganda (1992-2003). Journal of acquired immune deficiency syndromes (1999) 2007. PMID: 17075393


  166. Truong HM, Grant RM, McFarland W, Kellogg T, Kent C, Louie B, Wong E, Klausner JD. Routine surveillance for the detection of acute and recent HIV infections and transmission of antiretroviral resistance. AIDS (London, England) 2006. PMID: 17086059


  167. Rose VJ, Raymond HF, Kellogg TA, McFarland W. Assessing the feasibility of harm reduction services for MSM: the late night breakfast buffet study. Harm reduction journal 2006. PMID: 17018154


  168. Weiser SD, Leiter K, Heisler M, McFarland W, Percy-de Korte F, DeMonner SM, Tlou S, Phaladze N, Iacopino V, Bangsberg DR. A population-based study on alcohol and high-risk sexual behaviors in Botswana. Volume 3 of Issue 10. PLoS medicine 2006. PMID: 17032060


  169. Truong HM, Kellogg T, McFarland W, Kang MS, Darney P, Drey EA. Contraceptive intentions among adolescents after abortion. The Journal of adolescent health : official publication of the Society for Adolescent Medicine 2006. PMID: 16857542


  170. Jain S, Schwarcz S, Katz M, Gulati R, McFarland W. Elevated risk of death for African Americans with AIDS, San Francisco, 1996-2002. Journal of health care for the poor and underserved 2006. PMID: 16960317


  171. He Q, Wang Y, Lin P, Liu Y, Yang F, Fu X, Li Y, Sun B, Li J, Zhao X, Mandel J, Jain S, McFarland W. Potential bridges for HIV infection to men who have sex with men in Guangzhou, China. AIDS and behavior 2006. PMID: 16802197


  172. Razani N, Schwarcz S, Klausner JD, Kohn RP, McFarland W. How well do trends in HIV prevalence in young people reflect HIV incidence? Results from 10 years of HIV serosurveillance in San Francisco. AIDS (London, England) 2006. PMID: 16816565


  173. Celentano DD, Valleroy LA, Sifakis F, MacKellar DA, Hylton J, Thiede H, McFarland W, Shehan DA, Stoyanoff SR, LaLota M, Koblin BA, Katz MH, Torian LV. Associations between substance use and sexual risk among very young men who have sex with men. Sexually transmitted diseases 2006. PMID: 16434886


  174. Operario D, Choi KH, Chu PL, McFarland W, Secura GM, Behel S, MacKellar D, Valleroy L. Prevalence and correlates of substance use among young Asian Pacific Islander men who have sex with men. Prevention science : the official journal of the Society for Prevention Research 2006. PMID: 16435077


  175. Do TD, Chen S, McFarland W, Secura GM, Behel SK, MacKellar DA, Valleroy LA, Cho KH. HIV testing patterns and unrecognized HIV infection among young Asian and Pacific Islander men who have sex with men in San Francisco. AIDS education and prevention : official publication of the International Society for AIDS Education 2005. PMID: 16398576


  176. Choi KH, Operario D, Gregorich SE, McFarland W, MacKellar D, Valleroy L. Substance use, substance choice, and unprotected anal intercourse among young Asian American and Pacific Islander men who have sex with men. AIDS education and prevention : official publication of the International Society for AIDS Education 2005. PMID: 16255638


  177. Buchacz K, McFarland W, Kellogg TA, Loeb L, Holmberg SD, Dilley J, Klausner JD. Amphetamine use is associated with increased HIV incidence among men who have sex with men in San Francisco. AIDS (London, England) 2005. PMID: 16103774


  178. Drey EA, Darney PD, Louie B, Kellogg TA, Kang MS, Prabhu R, Whitaker AK, Chin J, Molina A, McFarland W. HIV sentinel surveillance among women seeking elective pregnancy termination, San Francisco. Sexually transmitted diseases 2005. PMID: 16118609


  179. Kellogg TA, Loeb L, Dilley J, Adler B, Louie BT, McFarland W. Comparison of three methods to measure HIV incidence among persons seeking voluntary, anonymous counseling and testing. Journal of acquired immune deficiency syndromes (1999) 2005. PMID: 15851921


  180. Halperin DT, Fritz K, McFarland W, Woelk G. Acceptability of adult male circumcision for sexually transmitted disease and HIV prevention in Zimbabwe. Sexually transmitted diseases 2005. PMID: 15788922


  181. Choi KH, McFarland W, Neilands TB, Nguyen S, Secura G, Behel S, Mackellar D, Valleroy L. High level of hepatitis B infection and ongoing risk among Asian/Pacific Islander men who have sex with men, San Francisco, 2000-2001. Sexually transmitted diseases 2005. PMID: 15614120


  182. Hahn JA, Bangsberg DR, McFarland W, Charlebois ED, Clark RA, Moss AR. HIV seroconversion among the homeless and marginally housed in San Francisco: a ten-year study. Journal of acquired immune deficiency syndromes (1999) 2004. PMID: 15577419


  183. Kral AH, Page-Shafer K, Edlin BR, Kellogg T, Riley E, Gee L, Moss A, Busch M, Klausner JD, Dilley J, McFarland W. Persistent HIV incidence among injection drug users in San Francisco during the 1990s: results of five studies. Journal of acquired immune deficiency syndromes (1999) 2004. PMID: 15577428


  184. Harawa NT, Douglas J, McFarland W, Thiede H, Kellogg TA, Vorhees K, Donovan KM, Bingham TA. Trends in HIV prevalence among public sexually transmitted disease clinic attendees in the Western region of the United States (1989-1999). Journal of acquired immune deficiency syndromes (1999) 2004. PMID: 15319682


  185. Choi KH, McFarland W, Neilands TB, Nguyen S, Louie B, Secura GM, Behel S, Mackellar D, Valleroy L. An opportunity for prevention: prevalence, incidence, and sexual risk for HIV among young Asian and Pacific Islander men who have sex with men, San Francisco. Sexually transmitted diseases 2004. PMID: 15273580


  186. Prabhu R, Owen CL, Folger K, McFarland W. The bisexual bridge revisited: sexual risk behavior among men who have sex with men and women, San Francisco, 1998-2003. AIDS (London, England) 2004. PMID: 15238783


  187. Stockman JK, Schwarcz SK, Butler LM, de Jong B, Chen SY, Delgado V, McFarland W. HIV prevention fatigue among high-risk populations in San Francisco. Journal of acquired immune deficiency syndromes (1999) 2004. PMID: 15097163


  188. McFarland W, Chen S, Weide D, Kohn R, Klausner J. Gay Asian men in San Francisco follow the international trend: increases in rates of unprotected anal intercourse and sexually transmitted diseases, 1999-2002. AIDS education and prevention : official publication of the International Society for AIDS Education 2004. PMID: 15058707


  189. Hammer GP, Kellogg TA, McFarland WC, Wong E, Louie B, Williams I, Dilley J, Page-Shafer K, Klausner JD. Low incidence and prevalence of hepatitis C virus infection among sexually active non-intravenous drug-using adults, San Francisco, 1997-2000. Sexually transmitted diseases 2003. PMID: 14646642


  190. Ward K, Butler N, Mugabo P, Klausner J, McFarland W, Chen S, Schwarcz S. Provision of syndromic treatment of sexually transmitted infections by community pharmacists: a potentially underutilized HIV prevention strategy. Sexually transmitted diseases 2003. PMID: 12897681


  191. Chen SY, Gibson S, Weide D, McFarland W. Unprotected anal intercourse between potentially HIV-serodiscordant men who have sex with men, San Francisco. Journal of acquired immune deficiency syndromes (1999) 2003. PMID: 12794549


  192. Chu PL, McFarland W, Gibson S, Weide D, Henne J, Miller P, Partridge T, Schwarcz S. Viagra use in a community-recruited sample of men who have sex with men, San Francisco. Journal of acquired immune deficiency syndromes (1999) 2003. PMID: 12794553


  193. McFarland W, Chen S, Hsu L, Schwarcz S, Katz M. Low socioeconomic status is associated with a higher rate of death in the era of highly active antiretroviral therapy, San Francisco. Journal of acquired immune deficiency syndromes (1999) 2003. PMID: 12792361


  194. Turner KR, McFarland W, Kellogg TA, Wong E, Page-Shafer K, Louie B, Dilley J, Kent CK, Klausner J. Incidence and prevalence of herpes simplex virus type 2 infection in persons seeking repeat HIV counseling and testing. Sexually transmitted diseases 2003. PMID: 12671554


  195. Scheer S, Parks CA, McFarland W, Page-Shafer K, Delgado V, Ruiz JD, Molitor F, Klausner JD. Self-reported sexual identity, sexual behaviors and health risks. Journal of lesbian studies 2003. PMID: 24815715


  196. Page-Shafer K, Shiboski CH, Osmond DH, Dilley J, McFarland W, Shiboski SC, Klausner JD, Balls J, Greenspan D, Greenspan JS. Risk of HIV infection attributable to oral sex among men who have sex with men and in the population of men who have sex with men. AIDS (London, England) 2002. PMID: 12441814


  197. Schwarcz SK, Kellogg TA, McFarland W, Louie B, Klausner J, Withum DG, Katz MH. Characterization of sexually transmitted disease clinic patients with recent human immunodeficiency virus infection. The Journal of infectious diseases 2002. PMID: 12232844


  198. Chen SY, Gibson S, Katz MH, Klausner JD, Dilley JW, Schwarcz SK, Kellogg TA, McFarland W. Continuing increases in sexual risk behavior and sexually transmitted diseases among men who have sex with men: San Francisco, Calif, 1999-2001, USA. American journal of public health 2002. PMID: 12197957


  199. Dilley JW, Woods WJ, Sabatino J, Lihatsh T, Adler B, Casey S, Rinaldi J, Brand R, McFarland W. Changing sexual behavior among gay male repeat testers for HIV: a randomized, controlled trial of a single-session intervention. Journal of acquired immune deficiency syndromes (1999) 2002. PMID: 12045680


  200. Page-Shafer KA, Cahoon-Young B, Klausner JD, Morrow S, Molitor F, Ruiz J, McFarland W. Hepatitis C virus infection in young, low-income women: the role of sexually transmitted infection as a potential cofactor for HCV infection. American journal of public health 2002. PMID: 11919070