P. Gorbach

Publications161
h-index36
Citations3,908
Highly Influential Citations235
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Epidemiology, Sexual Risk Behavior, and HIV Prevention Practices of Men who Have Sex with Men Using GRINDR in Los Angeles, California
Young men who have sex with men (YMSM) are at alarming risk for HIV acquisition, demonstrating the highest rates of incident infection of any age-risk group. GRINDR is a global positioning… Expand
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Use of the Location-Based Social Networking Application GRINDR as a Recruitment Tool in Rectal Microbicide Development Research
Mobile phone social networking applications such as GRINDR are potential tools for recruitment of men who have sex with men (MSM) for HIV prevention research. Demographics and sexual risk behaviors… Expand
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Do People Really Know Their Sex Partners?: Concurrency, Knowledge of Partner Behavior, and Sexually Transmitted Infections Within Partnerships
Background and Objective: An individual’s risk of sexually transmitted infections (STIs) has been associated empirically with the individual having concurrent sexual partners (individual’s… Expand
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Don’t ask, don’t tell: patterns of HIV disclosure among HIV positive men who have sex with men with recent STI practising high risk behaviour in Los Angeles and Seattle
Objectives: A high incidence of HIV continues among men who have sex with men (MSM) in industrialised nations and research indicates many MSM do not disclose their HIV status to sex partners. Themes… Expand
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Bridging Sexual Boundaries: Men Who Have Sex with Men and Women in a Street-Based Sample in Los Angeles
The purpose of the study was to determine the potential contribution of bisexual men to the spread of HIV in Los Angeles. We compare the characteristics and behaviors of men who have sex with men and… Expand
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Measuring Sex Partner Concurrency: It’s What’s Missing That Counts
Background: Sex partner concurrency is an important determinant of STI transmission dynamics, yet its measurement is not standardized. Goal: We assessed the agreement, compared correlates, and… Expand
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Sexual Risk Trajectories Among MSM in the United States: Implications for Pre-exposure Prophylaxis Delivery
Background:Despite evidence supporting pre-exposure prophylaxis (PrEP) efficacy, there are concerns regarding the feasibility of widespread PrEP implementation among men who have sex with men (MSM).… Expand
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Unprotected Anal Intercourse and Substance Use Among Men Who Have Sex With Men With Recent HIV Infection
Objectives:To examine within-subjects and combined between- and within-subjects associations between substance use and unprotected anal intercourse (UAI) among men who have sex with men (MSM) with… Expand
  • 108
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Homonegativity, Substance Use, Sexual Risk Behaviors, and HIV Status in Poor and Ethnic Men Who Have Sex with Men in Los Angeles
This study evaluates associations between internalized homonegativity and demographic factors, drug use behaviors, sexual risk behaviors, and HIV status among men who have sex with men (MSM) and with… Expand
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Moving from apprehension to action: HIV counseling and testing preferences in three at-risk populations.
This study sought to identify factors influencing HIV testing decisions among clients at a sexually transmitted disease clinic, gay men, and injection drug users. Focus group and intensive interview… Expand
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