1. Institute for Life Course Health Research, Department of Global Health, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa
2. School of Nursing and Midwifery, Queens University, Belfast, UK
3. DST-NRF Centre of Excellence in Human Development, University of the Witwatersrand, Johannesburg, South Africa
4. Office of the Deputy Vice-Chancellor for Research and Postgraduate Affairs, Save the Children South Africa, Pretoria, South Africa