J Acquir Immune Defic Syndr
*HIV Prevention Section, San Francisco Department of Public Health, San Francisco, CA †Department of Epidemiology and Biostatistics, School of Medicine, University of California San Francisco, San Francisco, CA ‡The Global Forum on MSM & HIV (MSMGF), Oakland, CA §Department of Sociomedical Sciences, Mailman School of Public Health, Columbia University, New York, NY ‖Urban Health Program, RTI International, San Francisco, CA.
Published: August 2013