[1] Natl Dev & Res Inst Inc, New York, NY 10010 USA
[2] New York Acad Med, Ctr Urban Epidemiol Res, New York, NY 10029 USA
[3] Harvard Univ, Sch Publ Hlth, Boston, MA 02115 USA
[4] Hlth Res Assoc, Los Angeles, CA USA
[5] Ctr Dis Control & Prevent, Natl Ctr HIV STD & TB Prevent, Atlanta, GA USA
[6] New York Acad Med, Global AIDS Program, New York, NY 10029 USA
[7] Tulane Hlth Sci Ctr, Dept Pediat, New Orleans, LA USA
[8] Univ Illinois, Community Outreach Intervent Projects, Dept Epidemiol & Biostat, Sch Publ Hlth, Chicago, IL USA
[9] Beth Israel Med Ctr, Edmond de Rothschild Chem Dependency Inst, New York, NY 10003 USA
[10] Ctr Dis Control & Prevent, Epidemiol Branch, Div HIV AIDS Prevent, Atlanta, GA USA