[1] Vrije Univ Amsterdam, Amsterdam, Netherlands
[2] Univ Ghana, Dept Populat Family & Reprod Hlth, Accra, Ghana
[3] Univ Pretoria, Ctr Human Rights, Harvard Law Sch Project Disabil, Harvard Law Sch, Pretoria, South Africa
[4] UCL, Leonard Cheshire Res Ctr, London, England
[5] Vrije Univ Amsterdam, Athena Inst, Fac Sci, Amsterdam, Netherlands