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, United Kingdom;
3. World Health Organization, Geneva, Switzerland;
4. Department of Social Policy and Interventions, Oxford University, Oxford, United Kingdom;
5. Alan J Flisher Centre for Public Mental Health, Department of Psychiatry and Mental Health, University of Cape Town, Cape Town, South Africa;
6. Data and Analytics Section, Division of Data Research and Policy and
7. Department of Maternal, Newborn, Child and Adolescent Health, United Nations Children’s Fund, New York, New York; and
8. Centre for the Development and Evaluation of Complex Interventions for Public Health Improvement, School of Social Sciences, Cardiff University, Cardiff, United Kingdom