[1] Univ Bristol, Bristol Med Sch PHS, Fac Hlth Sci, Bristol, Avon, England
[2] Univ Peradeniya, Fac Med, Dept Psychiat, Peradeniya, Sri Lanka
[3] London Sch Hyg & Trop Med, Dept Global Hlth & Dev, London, England
[4] Univ Sao Paulo, Fac Med, Inst Biomed Sci, Sao Paulo, Brazil
[5] Kathmandu Univ, Sch Med Sci, Kathmandu, Nepal
[6] Annajah Natl Univ, Fac Med & Hlth Sci, Nablus, Palestine
[7] Univ Hosp Bristol NHS Fdn Trust, NIHR ARC West, Bristol, Avon, England
[8] WHO, Dept Reprod Hlth & Res, Geneva, Switzerland