1. School of Social Sciences, Western Sydney University, Penrith 2751, Australia
2. World Vision International, Southern Africa Regional Office, Mbabane H-100, Eswatini
3. School of Health Sciences, Western Sydney University, Penrith 2751, Australia
4. African Vision Research Institute (AVRI), University of KwaZulu-Natal, Durban 4041, South Africa
5. Translational Health Research Institute, Western Sydney University, Penrith 2751, Australia
6. Maternal, Child and Adolescent Health Program, Burnet Institute, Melbourne 3004, Australia