Department of Clinical and Health Psychology, College of Public Health and Health Professions, University of Florida, Gainesville, USA;
Department of Mental Health, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, USA;
Department of Psychology, School of Social and Behavioral Sciences, Mercy College, Dobbs Ferry, New York, USA;
HIV; Prevalence; Injection; Drug; Use; Non-Injection; Drug; Use; Sex; Risk; Behavior;