[1] Univ N Carolina, Sch Med, Dept Med, Chapel Hill, NC 27515 USA
[2] Univ N Carolina, Sch Med, Dept Social Med, Chapel Hill, NC 27515 USA
[3] Univ N Carolina, Gillings Sch Global Publ Hlth, Dept Epidemiol, Chapel Hill, NC 27515 USA
[4] Well Project, Res Initiat HIV AIDS, New York, NY USA
[5] Univ Calif San Francisco, Sch Med, Dept Med, San Francisco, CA USA
[6] Johns Hopkins Univ, Sch Med, Dept Med, Div Infect Dis, Baltimore, MD 21205 USA
[7] Johns Hopkins Univ, Sch Med, Dept Pediat, Baltimore, MD 21205 USA
[8] Univ Calif Los Angeles, David Geffen Sch Med, Dept Med, Div Infect Dis, Los Angeles, CA 90095 USA