1. Department of Geography and Rural Development, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana
2. Ghana Health Service, Department of Public Health, Regional Health Directorate, Upper West, Ghana
3. School of Public Health, Department of Epidemiology and Biostatistics, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana
4. Ageing and Development Unit is the department, African Population and Health Research Center (APHRC), Nairobi, Kenya
5. National Centre for Naturopathic Medicine (NCNM), Faculty of Health, Southern Cross University, Lismore, NSW, Australia