Tsinghua University - Vanke School of Public Health, Haramaya University - College Health and Medical Science, Africa Academy of Public Health, Haramaya University - College Health and Medical Science, Ministry of Health, Burkina Faso - Nouna Health Research Centre, University of Ghana - Department of Population, Family and Reproductive Health, University of Ibadan, Makerere University School of Public Health, KEM Hospital Research Centre Pune, Tsinghua University - Vanke School of Public Health, Tsinghua University - Vanke School of Public Health, Harvard University - Department of Global Health and Population, Africa Academy of Public Health, Heidelberg University - Heidelberg Institute of Global Health, Harvard University - Department of Global Health and Population, Harvard University - Department of Global Health and Population and Tsinghua University - Vanke School of Public Health