1. Maternal, Adolescent, Reproductive and Child Health (MARCH) Center London School of Hygiene and Tropical Medicine London UK
2. Division of Data, Analytics, Planning and Monitoring UNICEF New York New York USA
3. UNDP‐UNFPA‐UNICEF‐WHO‐World Bank Special Program of Research, Development and Research Training in Human Reproduction (HRP), Department of Sexual and Reproductive Health and Research World Health Organization Geneva Switzerland
4. Department of Maternal, Newborn, Child and Adolescent Health and Ageing World Health Organization Geneva Switzerland