[1] Populat Serv Int, Dept Sexual & Reprod Hlth, Washington, DC USA
[2] FHI 360, Reprod Maternal Newborn & Child Hlth Div, Durham, NC USA
[3] PATH, Dept Reprod Hlth, Seattle, WA USA
[4] Impact Hlth, Nairobi, Kenya
[5] Imperial Coll London, Selfcare Acad Res Unit, London, England
[6] Univ Calif San Francisco, San Francisco, CA USA
[7] Dr RP Govt Med Coll, Kangra, Himachal Prades, India
[8] Makerere Univ, Dept Epidemiol & Biostat, Kampala, Uganda
[9] Populat Serv Int, Sexual & Reprod Hlth, Washington, DC 20036 USA