TY - JOUR AU - Ramirez-Valles, J; Garcia, D; Campbell, R T; Diaz, R M; Heckathorn, D D TI - HIV infection, sexual risk behavior, and substance use among Latino gay and bisexual men and transgender persons JO - Am J Public Health IS - 06 VL - 98 PY - 2008 DO - 10.2105/AJPH.2006.102624 L3 - PubMed-ID: 18445807 SP - 1036 EP - 1042 ER -