1. Department of Clinical Research (Neurosciences)KEMRI‐Wellcome Trust Research Programme Kilifi Kenya
2. Department of PsychiatryUniversity of Oxford Oxford England
3. Department of Paediatrics and Child Health, Red Cross War Memorial Children's HospitalUniversity of Cape Town Cape Town South Africa
4. Department of Paediatrics and Child HealthSouth African Medical Research Council (SAMRC) Unit on Child and Adolescent Health Cape Town South Africa
5. Department of Psychiatry & Neuroscience InstituteUniversity of Cape Town Cape Town South Africa
6. Department of Psychiatry and Mental HealthSouth African Medical Research Council (SAMRC) Unit on Anxiety and Stress Disorders Cape Town South Africa
7. Harvard TH Chan School of Public HealthHarvard University Boston Massachusetts