1. Department of Population and Behavioural Sciences, School of Public Health, University of Health and Allied Sciences, Ho, Ghana
2. School of Public Health, University of Health and Allied Sciences, Hohoe, Ghana
3. Volta Regional Hospital Hohoe, Hohoe, Ghana
4. Discipline of Public Health Medicine, School of Nursing and Public Health, University of KwaZulu-Natal, Durban, South Africa
5. HIV/AIDS Prevention Research Network Cameroon, Kumba, Cameroon