Avenir Health, Avenir Health, Johns Hopkins University - Bloomberg School of Public Health, London School of Hygiene & Tropical Medicine, University College London - Institute for Global Health, University College London, Burnet Institute, Burnet Institute, New York University (NYU) - Grossman School of Medicine, New York University (NYU) - Grossman School of Medicine, Gates Foundation, University of South Africa (UNISA), Imperial College London - Medical Research Council Centre for Global Infectious Disease Analysis, New York University (NYU) - Grossman School of Medicine, Avenir Health, Boston University - Department of Global Health, University of the Witwatersrand - Health Economics and Epidemiology Research Office, The Alan Guttmacher Institute, Reproductive Health Supplies Coalition, Reproductive Health Supplies Coalition, London School of Hygiene & Tropical Medicine, Johns Hopkins University - Bloomberg School of Public Health, London School of Hygiene & Tropical Medicine, London School of Hygiene & Tropical Medicine, London School of Hygiene and Tropical Medicine - TB Modelling Group, London School of Hygiene & Tropical Medicine and Fred Hutchinson Cancer Research Center - Vaccine and Infectious Disease Division