[1] Stellenbosch Univ, Dept Psychol, Private Bag X1, ZA-7602 Matieland, South Africa
[2] Stellenbosch Univ, Dept Psychiat, MRC Unit Risk & Resilience Mental Disorders, Stellenbosch, South Africa
[3] Columbia Univ, Div Child & Adolescent Psychiat, New York, NY USA
[4] IMIM Hosp del Mar Med Res Inst, Hlth Serv Res Grp, Barcelona, Spain
[5] CIBER Epidemiol & Salud Publ CIBERESP, Madrid, Spain
[6] KU Leuven Univ, Dept Neurosci, Res Grp Psychiat, Louvain, Belgium
[7] KUL, UPC, Campus Gasthuisberg, Louvain, Belgium
[8] Harvard Med Sch, Dept Healthcare Policy, Boston, MA 02115 USA
[9] Univ Cape Town, Dept Psychiat & Mental Hlth, MRC Unit Risk & Resilience Mental Disorders, Cape Town, South Africa