1. Department of Obstetrics, Gynecology and Perinatology Obafemi Awolowo University Teaching Hospitals Complex Ile‐Ife Nigeria
2. Bill and Melinda Gates Foundation Seattle Washington USA
3. Nuffield Department of Women's and Reproductive Health University of Oxford Oxford UK
4. Society for the Investigation of Early Pregnancy (SIEP) New York New York USA
5. Obstetrics Gynecology & Reproductive Sciences University of Miami Miller School of Medicine Miami Florida USA