[1] Univ Ghent, Int Ctr Reprod Hlth, Ghent, Belgium
[2] Univ Ghent, Ghent, Belgium
[3] Aga Khan Univ, Nairobi, Kenya
[4] Uppsala Univ, Karolinska Inst, Dept Womens & Childrens Hlth, Uppsala, Sweden
[5] RFSU Swedish Assoc Sexual Educ, Stockholm, Sweden
[6] Tsinghua Univ, Sch Med, Beijing, Peoples R China
[7] Tsinghua Univ, Res Ctr Publ Hlth, Beijing, Peoples R China
[8] Riga Stradins Univ, Dept Obstet & Gynaecol, Riga, Latvia
[9] Univ Western Cape, Sch Publ Hlth, Cape Town, South Africa
[10] Fdn Profess Dev, Pretoria, South Africa
[11] Univ Nairobi, Nairobi, Kenya
[12] Int Ctr Reprod Hlth, Nairobi, Kenya
[13] Univ Nova Lisboa, Ctr Invest Saude Publ, Escola Nacl Saude Publ, Lisbon, Portugal
[14] Coventry Univ, Ctr Trust Peace & Social Relat, Coventry, W Midlands, England
[15] Natl Res Inst Family Planning, Beijing, Peoples R China
[16] Tech Univ Kenya, Dept Community & Publ Hlth, Nairobi, Kenya
[17] Univ Witwatersrand, Sch Publ Hlth, Johannesburg, South Africa