Kwame Nkrumah University of Science and Technology, Ghana - College of Health Sciences, Kwame Nkrumah University of Science and Technology, Ghana - College of Health Sciences, Navrongo Health Research Centre (NHRC), University of KwaZulu-Natal - Discipline of Pharmaceutical Sciences, University of KwaZulu-Natal - Discipline of Pharmaceutical Sciences, University of Environment and Sustainable Development, University of Ghana Medical School, University of Minnesota - Minneapolis - Division of Health Policy and Management, University of Minnesota - Minneapolis - Division of Epidemiology and Community Health and University of KwaZulu-Natal - School of Nursing and Public Health