1. School of Public Health, Faculty of Medicine and Health, the University of Sydney, Sydney, Australia
2. Centro de Investigação em Saúde de Manhiça (CISM), Maputo, Mozambique
3. School of Public Health, Mekelle University, Mekelle, Ethiopia
4. Research and Human Resource Development, Ministry of Health, Asmara, The State of Eritrea
5. Faculdade de Medicina, Universidade Agostinho Neto, Luanda, Angola
6. School of Science and Health, Western Sydney University, Sydney, Australia