1. Department of Epidemiology, Robert Stempel College of Public Health and Social Work, Florida International University, Miami, Florida, USA.
2. Research Center in Minority Institutions (RCMI), Florida International University, Miami, Florida, USA.
3. Center for Research on U.S. Latino HIV/AIDS and Drug Abuse (CRUSADA), Florida International University, Miami, Florida, USA.
4. Division of Natural Sciences, New College of Florida, Sarasota, Florida, USA.
5. Behavioral Science Research Corporation, Coral Gables, Florida, USA.