Kwabena Kusi-Mensah1, Olayinka Omigbodun2. 1. Department of Psychiatry, University of Cambridge, Cambridge, UK; Department of Psychiatry, Komfo Anokye Teaching Hospital, Kumasi, Ghana. 2. Centre for Child and Adolescent Mental Health, College of Medicine, University of Ibadan, Ibadan 200212, Nigeria. Electronic address: yomigbodun@comui.edu.ng.