Joseph Davey D L, Davies N, Raphael Y, Pillay Y, Bekker L-G
Department of Epidemiology, Fielding School of Public Health, University of California, Los Angeles, California, USA; Division of Epidemiology and Biostatistics, School of Public Health and Family Medicine, Faculty of Health Sciences, University of Cape Town, South Africa.
S Afr Med J. 2021 Oct 6;111(11):1038-1039.