1Medical Research Council/Wits Rural Public Health and Health Transitions Research Unit (Agincourt), School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, 27 St Andrews Road, Parktown, Johannesburg, 2193 South Africa
2INDEPTH Network, Accra, Ghana
3Centre de Recherches en Démographie, Université Catholique de Louvain, Louvain-la-Neuve, Belgium
4African Population and Health Research Centre, Nairobi, Kenya
5Umeå Centre for Global Health Research, Umeå University, Umeå, Sweden
6KEMRI & CDC - Centre for Global Health Research, Kisumu, Kenya
7Africa Health Research Institute, University of KwaZulu-Natal, Durban, South Africa
8Centre for the AIDS Programme of Research in South Africa (CAPRISA), Durban, South Africa
9School of Nursing and Public Health, University of KwaZulu-Natal, Durban, South Africa
10Nelson R Mandela School of Medicine, University of KwaZulu-Natal, Durban, South Africa
11Department of Science and Technology/ Medical Research Council, South African Population Research Infrastructure Network, Johannesburg, South Africa
© The Author(s) 2021
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