Aga Khan University, London School of Hygiene & Tropical Medicine, Aga Khan University, London School of Hygiene & Tropical Medicine - Medical Research Council Unit: The Gambia, London School of Hygiene & Tropical Medicine - Medical Research Council Unit: The Gambia, London School of Hygiene & Tropical Medicine - Medical Research Council Unit The Gambia, Centro de Investigação em Saúde da Manhiça (CISM), Centro de Investigação em Saúde da Manhiça (CISM), Centro de Investigação em Saúde da Manhiça (CISM), London School of Hygiene and Tropical Medicine, University College London - University College London Hospitals NHS Foundation Trust, Aga Khan University, Aga Khan University, King’s College London, King’s College London - Department of Women and Children’s Health, University of Oxford - Nuffield Department of Women's and Reproductive Health, Aga Khan University - Centre of Excellence in Women and Child Health, King’s College London - Department of Women and Children’s Health, London School of Hygiene & Tropical Medicine and Unaffiliated Author

London School of Hygiene & Tropical Medicine - Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, University of Oxford, London School of Hygiene & Tropical Medicine, Johns Hopkins University, London School of Hygiene & Tropical Medicine and London School of Hygiene & Tropical Medicine - Department of Infectious Disease Epidemiology

United Nations Children’s Fund (UNICEF) - Division of Data, Analytics, Planning and Monitoring, Division of Data, Analytics, Planning and Monitoring, UNICEF, London School of Hygiene & Tropical Medicine, Division of Data, Analytics, Planning and Monitoring, UNICEF, University of Massachusetts Amherst, University of Washington, University of Washington, World Health Organization (WHO) - Department of Maternal, Newborn, Child and Adolescent Health, United Nations, World Bank Group, Government of the United States of America - Centers for Disease Control and Prevention (CDC), London School of Hygiene & Tropical Medicine - Department of Infectious Disease Epidemiology, Johns Hopkins University, The Demographic and Health Surveys (DHS) Program, ICF International, Inter-agency Group for Child Mortality Estimation (UN IGME), University of British Columbia and the Children’s and Women’s Hospital and Health Centre of British Columbia, University of Cape Town (UCT), RTI International, SAMRC/UP Maternal and Infant Health Care Strategies Unit, Member of the Core Stillbirth Estimation Group, UN IGME, University of Leicester - Department of Population Health Sciences, University of Angers - French Institute of Health and Medical Research (INSERM) and University of Massachusetts Amherst - Department of Biostatistics and Epidemiology

London School of Hygiene & Tropical Medicine - Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London School of Hygiene & Tropical Medicine - Department of Infectious Disease Epidemiology, London School of Hygiene & Tropical Medicine and University of Toronto