1. Global Health Policy Unit, School of Social and Political Science, University of Edinburgh , 15a George Square, Edinburgh EH8 9LD, United Kingdom
2. Results for Development Institute (R4D) , Nigeria Country Office, 31 Adamu Ciroma Crescent, Jabi District, Abuja 900108, Nigeria
3. Global Brain Health Institute, Trinity College Dublin , GBHI Office; Lloyd Building Trinity College Dublin, Dublin 2, D02 X9W9, Ireland