[1] Univ Calif San Francisco, San Francisco, CA 94143 USA
[2] Harvard TH Chan Sch Publ Hlth, Boston, MA USA
[3] Social & Sci Syst, Silver Spring, MD USA
[4] Johns Hopkins Univ, Baltimore, MD USA
[5] Univ Calif San Diego, La Jolla, CA 92093 USA
[6] YR Gaitonde Ctr AIDS Res & Educ, Chennai, Tamil Nadu, India
[7] Emory Univ, Atlanta, GA 30322 USA
[8] Stellenbosch Univ, Cape Town, South Africa
[9] NIH, Bldg 10, Bethesda, MD 20892 USA
[10] Univ Penn, Philadelphia, PA 19104 USA
[11] Kenya Govt Med Res Ctr, Kisumu, Kenya
[12] Northwestern Univ, Chicago, IL 60611 USA
[13] Univ Nebraska Med Ctr, Omaha, NE USA
[14] Univ Colorado, Aurora, CO USA
[15] Univ Nebraska, Omaha, NE 68182 USA
[16] Rutgers New Jersey Med Sch, Newark, NJ USA
[17] Enhancing Care Fdn, Durban, South Africa
[18] Univ Arizona, Tucson, AZ USA