[1] Johns Hopkins Bloomberg Sch Publ Hlth, Dept Populat Family & Reprod Hlth, Baltimore, MD 21205 USA
[2] Indian Council Med Res, Natl Inst Res Reprod Hlth, Bombay, Maharashtra, India
[3] Populat Council, HIV & AIDS Program, New Delhi, India
[4] Johns Hopkins Sch Nursing, Baltimore, MD USA
[5] Univ Calif San Diego, Sch Med, Dept Med, Div Global Publ Hlth, San Diego, CA 92103 USA
[6] Univ Calif San Diego, Ctr Global Justice, San Diego, CA 92103 USA
[7] Boston Univ, Sch Med, Dept Med, Div Gen Internal Med, Boston, MA 02118 USA
[8] Harvard Univ, Sch Publ Hlth, Dept Soc Human Dev & Hlth, Boston, MA 02115 USA