1. Wits MRU (MatCH Research Unit), Department of Obstetrics and Gynaecology, Faculty of Health Sciences, University of the Witwatersrand, Durban, South Africa
2. Department of Sexual and Reproductive Health and Research (SRH), World Health Organization, Geneva, Switzerland
3. Population Council Ghana, Accra, Ghana
4. Department of Health Systems, Impact Evaluation and Policy, Ifakara Health Institute, Dar Es Dar Salaam Tanzania
5. School of Health and Social Care, University of Essex, Colchester, UK
6. Global Health Unit, Wolfson Institute of Population Health, Queen Mary UK