1. Ghana Health Service, Kintampo Municipal Hospital, P.O. Box 192, Kintampo, Bono East, Ghana
2. Department of Global and International Health, School of Public Health, University for Development Studies, P.O. Box TL1350, Tamale, Northern Region, Ghana
3. Department of Health Services Policy, Planning, Management and Economics, School of Public Health, University for Development Studies, P.O. Box TL1350, Tamale, Northern Region, Ghana