selected publications academic article Factors associated with phosphatidylethanol (PEth) sensitivity for detecting unhealthy alcohol use: An individual patient data meta-analysis.. Alcoholism, clinical and experimental research. 45:1166-1187. 2021 Visualizing complex healthcare disparities: proof of concept for representing a cyclical continuum of care model for a retrospective cohort of patients with musculoskeletal infections.. BMC musculoskeletal disorders. 22:-. 2021 Design of CLARO (Collaboration Leading to Addiction Treatment and Recovery from other Stresses): A randomized trial of collaborative care for opioid use disorder and co-occurring depression and/or posttraumatic stress disorder.. Contemporary clinical trials. 104:-. 2021 Hepatitis C care cascades for three populations at high risk: low-income trans women, young people who inject drugs, and men who have sex with men and inject drugs.. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America. :-. 2021 Chronic infection of human pegivirus-2 in the absence of hepatitis C virus co-infection. Emerging infectious diseases. 2020 Genomic characterization of hepatitis C virus transmitted founder variants with deep sequencing.. Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases. 71:36-41. 2019 A novel intervention for high-need high-cost Medicaid patients: a study of ECHO Care™.. Journal of general internal medicine. 2019 Attenuated protective effect of opioid agonist therapy on hepatitis C incidence among females. . Clinical infectious diseases : an official publication of the Infectious Diseases Society of America. 2019 Better Outcomes of Treatment for Hepatitis C Virus Infection through the ECHO Model with propensity score analyses. . Hepatic Medicine: evidence and research. 2019 Cost-effectiveness of scaling up HCV Treatment, Medication-Assisted Treatment, and Syringe Service Programs for People Who Inject Drugs in San Francisco and Rural Kentucky. . Addiction (Abingdon, England). 2019 Effectiveness of comprehensive HIV and Stimulant use prevention intervention with Cambodian Female entertainment and sex workers. Drug Alcohol Depend. 2019 Genomic characterization of hepatitis C virus transmitted founder variants with deep sequencing. . Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases. 2019 HCV incidence is associated with injection partner age and HCV serostatus mixing in young adults who inject drugs in San Francisco. . PLOS One. 2019 Hepatitis C virus infection in Indigenous populations: A systematic review of the United States and Canada. Epidemiologic Reviews . 2019 Hepatitis C virus infection in indigenous populations: A systematic review of the United States and Canada. . Epidemiologic Reviews. 2019 Injecting-related trust, cooperation, intimacy, and power as key factors influencing risk perception among drug injecting partnerships.. Plos One. 2019 Modeling indicates efficient vaccine-based interventions for the elimination of hepatitis C virus among persons who inject drugs. Vaccine. 2019 Pilot randomized trial of directly observed versus unobserved hepatitis C treatment with ledipasvir-sofosbuvir among people who inject drugs. . PLOS One. 2019 Racial and ethnic disparities in surgical amputation following serious musculoskeletal infections in a diverse New Mexico cohort. . Clinical and Translational Medicine. 2019 Rapid expansion of Medicaid treatment coverage to all New Mexico members with chronic hepatitis C virus infection. NEJM Catalyst. 2019 Rational and design of a randomized pragmatic trial of patient-centered models of hepatitis C treatment for people who inject drugs: the HERO Study. . Contemporary clinical trials. 2019 Role of HCV viremia in corroborated HCV transmission events within young adult injecting partnerships. . Open forum infectious diseases. 2019 Scaling-up hepatitis C prevention and treatment interventions for achieving elimination in the United States – a rural and urban comparison. . Am J Epidemiology. 2019 Structural interventions and social suffering: responding to amphetamine-type stimulant use among female entertainment and sex workers in Cambodia. Int J Drug Policy. 2019 Treatment cascade for hepatitis C virus in young adult people who inject drugs in San Francisco: low number treated. Drug Alcohol Depend. 2019 Who’s that SMARTgirl? Reaching Cambodian Female Entertainment and Sex Workers.. AIDS and behavior. 2019 Inclusion of special populations in clinical research: important considerations and guidelines.. Journal of clinical and translational research. 4:56-69. 2018 HCV Talking about hepatitis C: FAQs from young adults who inject drugs.. Health Promotion and Practice . 2018 High pregnancy incidence and low contraceptive use among female entertainment and sex workers in Phnom Penh, Cambodia: need for prioritization of sexual and reproductive health services.. BMC Pregnancy and Childbirth. 2018 Immune activation, pro-inflammatory cytokines and conventional risks for cardiovascular disease: a case-control study in Bahia, Brazil.. Frontiers in immunology. 2018 Inclusion of Special Populations in Clinical Research: Best Practices for a Better Future.. Clinical and Translational Research . 2018 Modeling of patient virus titers suggests that availability of a vaccine could reduce hepatitis C virus transmission among injecting drug users. . Science translational medicine. 2018 Opioids, hepatitis C virus infection, and the missing vaccine. . Am J Public Health. 2018 Predictors of Clostridium difficile infection and paradoxical predictive impact of probiotic use in a diverse hospital-wide cohort in New Mexico.. Am J Infection Control. 2018 Prisoner Health is community health: the New Mexico Peer Education Project.. J Health Care Poor Underserved. 2018 Proportion and predictors of loss to follow-up in a longitudinal cohort study of female entertainment and sex workers in Cambodia. . Int J STD and AIDS. 2018 Risk behaviors and perceptions among self-identified men who have sex with men (MSM), bisexuals, transvestites and transgender women in western Guatemala.. AIDS and behavior. 2018 Hepatitis C Cascade of Care Among Pregnant Women on Opioid Agonist Pharmacotherapy Attending a Comprehensive Prenatal Program.. Maternal and child health journal. 21:1778-1783. 2017 Limited naturally occurring escape in broadly neutralizing antibody epitopes in hepatitis C glycoprotein E2 and constrained sequence usage in acute infection.. Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases. 49:88-96. 2017 Commitment issues: PrEP adherence in injecting drug users.. The lancet. HIV. 4:e52-e53. 2017 HCV screening in a cohort of HIV infected and uninfected homeless and marginally housed women in San Francisco, California. 2017 Higher incidence of HCV in females compared to males who inject drugs: A systematic review and meta-analysis.. Journal of viral hepatitis. 24:117-127. 2017 Protocol of a cluster randomised stepped-wedge trial of behavioural interventions targeting amphetamine-type stimulant use and sexual risk among female entertainment and sex workers in Cambodia. 2016 The effects of alcohol on spontaneous clearance of acute hepatitis C virus infection in females versus males. 2016 Historical Trends in the Hepatitis C Virus Epidemics in North America and Australia.. The Journal of infectious diseases. 214:1383-1389. 2016 High prevalence of unhealthy alcohol use and comparison of self-reported alcohol consumption to phosphatidylethanol among women engaged in sex work and their male clients in Cambodia. 2016 Behavioral interventions for Cambodian female entertainment and sex workers who use amphetamine-type stimulants.. Journal of behavioral medicine. 39:502-510. 2016 Clinicians' Views of Hepatitis C Virus Treatment Candidacy With Direct-Acting Antiviral Regimens for People Who Inject Drugs.. Substance use & misuse. :1-6. 2016 A Longitudinal Study of Multiple Drug Use and Overdose Among Young People Who Inject Drugs. 2016 Qualitative research and implementation science: Informing the acceptability and implementation of a trial of a conditional cash transfer intervention designed to reduce drug use and HIV risk.. Methodological innovations. 9:-. 2016 The impact of violence on sex risk and drug use behaviors among women engaged in sex work in Phnom Penh, Cambodia. 2016 Interferon Lambda 4 Genotype Is Associated With Jaundice and Elevated Aminotransferase Levels During Acute Hepatitis C Virus Infection: Findings From the InC3 Collaborative.. Open forum infectious diseases. 3:-. 2016 Factors associated with hepatitis C virus RNA levels in early chronic infection: the InC(3) study.. Journal of viral hepatitis. 22:708-717. 2015 A longitudinal study of hepatitis C virus testing and infection status notification on behaviour change in people who inject drugs.. Journal of epidemiology and community health. 69:745-752. 2015 Hepatitis C virus infection and spontaneous clearance in HTLV-1 and HIV co-infected patients in Salvador, Bahia, Brazil.. The Brazilian journal of infectious diseases : an official publication of the Brazilian Society of Infectious Diseases. :-. 2015 Reducing bias in prospective observational studies of drug users: the need for upstream and downstream approaches.. Addiction (Abingdon, England). 110:1259-1261. 2015 Acute Hepatitis C Virus Infection Induces Consistent Changes in Circulating miRNAs that are Associated with Non-Lytic Hepatocyte Release.. Journal of virology. :-. 2015 Biomedical HIV Prevention Including Pre-exposure Prophylaxis and Opiate Agonist Therapy for Women Who Inject Drugs: State of Research and Future Directions.. Journal of acquired immune deficiency syndromes (1999). 69 Suppl 1:S169-S175. 2015 HIV, HCV, and Health-Related Harms Among Women Who Inject Drugs: Implications for Prevention and Treatment.. Journal of acquired immune deficiency syndromes (1999). 69 Suppl 1:S176-S181. 2015 Conflicting Rights: How the Prohibition of Human Trafficking and Sexual Exploitation Infringes the Right to Health of Female Sex Workers in Phnom Penh, Cambodia.. Health and human rights. 17:E102-E113. 2015 Patterns of hepatitis C virus RNA levels during acute infection: the InC3 study. 2015 Pharmacology, physiology and performance: occupational drug use and HIV risk among female entertainment and sex workers in Cambodia.. Harm reduction journal. 12:-. 2015 Interferon lambda 3 genotype predicts hepatitis C virus RNA levels in early acute infection among people who inject drugs: the InC(3) study. 2014 Comparison of phosphatidylethanol results to self-reported alcohol consumption among young injection drug users.. Alcohol and alcoholism (Oxford, Oxfordshire). 49:520-524. 2014 Concordance of risk behavior reporting within HCV serodiscordant injecting partnerships of young injection drug users in San Francisco, CA. 2014 Comparison of Hepatitis C Virus RNA and antibody detection in dried blood spots and plasma specimens. 2014 HIV infection among young pregnant women in Brazil: prevalence and associated risk factors.. AIDS and behavior. 18 Suppl 1:S50-S52. 2014 Higher risk of incident hepatitis C virus among young women who inject drugs compared with young men in association with sexual relationships: a prospective analysis from the UFO Study cohort. 2014 Intimate injection partnerships are at elevated risk of high-risk injecting: a multi-level longitudinal study of HCV-serodiscordant injection partnerships in San Francisco, CA. 2014 Preference, acceptability and implications of the rapid hepatitis C screening test among high-risk young people who inject drugs. 2014 Syphilis and HIV co-infection in patients who attend an AIDS outpatient clinic in Vitoria, Brazil.. AIDS and behavior. 18 Suppl 1:S104-S109. 2014 Targeted estimation of binary variable importance measures with interval-censored outcomes.. The international journal of biostatistics. 10:77-97. 2014 The effects of female sex, viral genotype, and IL28B genotype on spontaneous clearance of acute hepatitis C virus infection.. Hepatology (Baltimore, Md.). 59:109-120. 2014 Cohort profile: the international collaboration of incident HIV and hepatitis C in injecting cohorts (InC3) study.. International journal of epidemiology. 42:1649-1659. 2013 Hepatitis C virus serosorting in people who inject drugs: sorting out the details.. The Journal of infectious diseases. 208:1929-1931. 2013 People who inject drugs, HIV risk, and HIV testing uptake in sub-Saharan Africa.. The Journal of the Association of Nurses in AIDS Care : JANAC. 24:e35-e44. 2013 Human leukocyte antigen B*57 does not fully explain hepatitis C clearance in HIV controllers.. AIDS (London, England). 27:2691-2696. 2013 Undisclosed human immunodeficiency virus risk factors identified through a computer-based questionnaire program among blood donors in Brazil.. Transfusion. 53:2734-2743. 2013 Injection drug use and hepatitis C virus infection in young adult injectors: using evidence to inform comprehensive prevention.. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America. 57 Suppl 2:S32-S38. 2013 Increased hepatitis C virus vaccine clinical trial literacy following a brief intervention among people who inject drugs.. Drug and alcohol review. 32:419-425. 2013 Biomarker validation of recent unprotected sexual intercourse in a prospective study of young women engaged in sex work in Phnom Penh, Cambodia.. Sexually transmitted diseases. 40:462-468. 2013 Injecting risk behavior among traveling young injection drug users: travel partner and city characteristics.. Journal of urban health : bulletin of the New York Academy of Medicine. 90:500-515. 2013 Enhanced retention strategies and willingness to participate among hard-to-reach female sex workers in Barcelona for HIV prevention and vaccine trials.. Human vaccines & immunotherapeutics. 9:420-429. 2013 Frequent longitudinal sampling of hepatitis C virus infection in injection drug users reveals intermittently detectable viremia and reinfection.. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America. 56:405-413. 2013 Condom negotiation across different relationship types by young women engaged in sex work in Phnom Penh, Cambodia.. Global public health. 8:270-283. 2013 Hazardous alcohol consumption among young adult IDU and its association with high risk behaviors. 2013 Sex work and HIV in Cambodia: trajectories of risk and disease in two cohorts of high-risk young women in Phnom Penh, Cambodia. 2013 Dental disease prevalence among methamphetamine and heroin users in an urban setting: a pilot study.. Journal of the American Dental Association (1939). 143:992-1001. 2012 Research participation as work: comparing the perspectives of researchers and economically marginalized populations. 2012 Hepatitis C virus clearance, reinfection, and persistence, with insights from studies of injecting drug users: towards a vaccine.. The Lancet infectious diseases. 12:408-414. 2012 The more you look, the more you find: effects of hepatitis C virus testing interval on reinfection incidence and clearance and implications for future vaccine study design.. The Journal of infectious diseases. 205:1342-1350. 2012 Assessing candidacy for acute hepatitis C treatment among active young injection drug users: a case-series report.. The Journal of the Association of Nurses in AIDS Care : JANAC. 23:16-29. 2012 Mortality among young injection drug users in San Francisco: a 10-year follow-up of the UFO study.. American journal of epidemiology. 175:302-308. 2012 Cervical human papillomavirus infection among young women engaged in sex work in Phnom Penh, Cambodia: prevalence, genotypes, risk factors and association with HIV infection.. BMC infectious diseases. 12:-. 2012 Correlates of amphetamine-type stimulant use and associations with HIV-related risks among young women engaged in sex work in Phnom Penh, Cambodia. 2012 Testing for amphetamine-type stimulant (ATS) use to ascertain validity of self-reported ATS use among young female sex workers in Cambodia. 2012 The impact of human T-cell lymphotropic virus I infection on clinical and immunologic outcomes in patients coinfected with HIV and hepatitis C virus.. Journal of acquired immune deficiency syndromes (1999). 57 Suppl 3:S202-S207. 2011 Amphetamine-type stimulant use and HIV/STI risk behaviour among young female sex workers in Phnom Penh, Cambodia.. The International journal on drug policy. 22:203-209. 2011 HIV vaccine trial willingness among injection and non-injection drug users in two urban centres, Barcelona and San Francisco.. Vaccine. 29:1991-1996. 2011 Selling sex in unsafe spaces: sex work risk environments in Phnom Penh, Cambodia.. Harm reduction journal. 8:-. 2011 Temporal changes in HCV genotype distribution in three different high risk populations in San Francisco, California.. BMC infectious diseases. 11:-. 2011 Young women engaged in sex work in Phnom Penh, Cambodia, have high incidence of HIV and sexually transmitted infections, and amphetamine-type stimulant use: new challenges to HIV prevention and risk.. Sexually transmitted diseases. 38:33-39. 2011 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 / Center for Minority Public Health. 12:828-833. 2010 Are young injection drug users ready and willing to participate in preventive HCV vaccine trials?. Vaccine. 28:5947-5951. 2010 Hepatitis C virus risk behaviors within the partnerships of young injecting drug users.. Addiction (Abingdon, England). 105:1254-1264. 2010 Policing drug users in Russia: risk, fear, and structural violence.. Substance use & misuse. 45:813-864. 2010 Young women and their reproductive health needs in a family practice setting: factors influencing care seeking in Vitoria, Brazil.. Family practice. 26:493-500. 2009 Risk behaviors after hepatitis C virus seroconversion in young injection drug users in San Francisco. 2009 Acute hepatitis C virus infection in young adult injection drug users: a prospective study of incident infection, resolution, and reinfection.. The Journal of infectious diseases. 200:1216-1226. 2009 Predictors of injection drug use cessation and relapse in a prospective cohort of young injection drug users in San Francisco, CA (UFO Study). 2009 Potential impact of vaccination on the hepatitis C virus epidemic in injection drug users.. Epidemics. 1:47-57. 2009 Testing strategy to identify cases of acute hepatitis C virus (HCV) infection and to project HCV incidence rates.. Journal of clinical microbiology. 46:499-506. 2008 Relationship between T cell activation and CD4+ T cell count in HIV-seropositive individuals with undetectable plasma HIV RNA levels in the absence of therapy.. The Journal of infectious diseases. 197:126-133. 2008 Traveling young injection drug users at high risk for acquisition and transmission of viral infections.. Drug and alcohol dependence. 93:43-50. 2008 High levels of subgenomic HCV plasma RNA in immunosilent infections.. Virology. 365:446-456. 2007 Health indicators among low income women who report a history of sex work: the population based Northern California Young Women's Survey.. Sexually transmitted infections. 81:428-433. 2005 article Hepatitis C virus infection in Indigenous populations: A systematic review of the United States and Canada 2019 Genetics of spontaneous clearance of hepatitis C virus infection: a complex topic with much to learn.. Hepatology (Baltimore, Md.). 2127-2128. 2014 A closer look at hepatitis C clearance in HIV controllers: a response.. AIDS (London, England). 1241-1242. 2014 Disease progression during advanced fibrosis: IL28B genotype or HCV RNA levels?. Hepatology (Baltimore, Md.). 1650-1651. 2014