1Division of Global Health Equity, Brigham and Women’s Hospital, Boston, MA USA
2Department of Global Health and Social Medicine, Harvard Medical School, Boston, MA USA
3The Heller School for Social Policy and Management, Brandeis University, Waltham, MA USA
4DSI-NRF Centre of Excellence in Human Development, University of Witwatersrand, Johannesburg, South Africa
5Harvard Center for Population and Development Studies, Cambridge, MA USA
6Department of Social and Behavioral Sciences, Harvard T.H. Chan School of Public Health, Boston, MA USA
7Center for Geographic Analysis, Harvard University, Cambridge, MA USA
8Department of Economics, University of Pennsylvania, Philadelphia, PA USA
9WORLD Policy Analysis Center, University of California, Los Angeles, Los Angeles, CA USA
10Department of Psychiatry, University of Oxford, Oxford, UK
11MRC/Wits Rural Public Health and Health Transitions Research Unit (Agincourt), Faculty of Health Sciences, School of Public Health, University of the Witwatersrand, Johannesburg, South Africa
12Africa Health Research Institute, Durban, KwaZulu-Natal South Africa
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