Affiliations

• ¹ Health Systems Research Unit, South African Medical Research Council, Cape Town 7505, South Africa; School of Public Health, University of the Western Cape, Cape Town, South Africa. Electronic address: tanya.doherty@mrc.ac.za.
• ² Paediatrics and Child Health, University of KwaZulu-Natal, Durban, South Africa.
• ³ United Nations University, International Institute for Global Health, Kuala Lumpur, Malaysia.
• ⁴ Children's Institute, Department of Paediatrics and Child Health, University of Cape Town, Cape Town, South Africa.
• ⁵ School of Public Health, University of the Western Cape, Cape Town, South Africa.
• ⁶ International Society for Social Pediatrics and Child Health, Jacksonville, FL, USA; Department of Pediatrics, University of Florida College of Medicine-Jacksonville, Jacksonville, FL, USA.
• ⁷ Neonatology, University of Cape Town Faculty of Health Sciences, Cape Town, South Africa.