1 Department of Community Health, University of Ghana Medical School, Kumasi, Ghana.
2 Directorate of Child Health, Komfo Anokye Teaching Hospital, Kumasi, Ghana, Department of Child Health, School of Medicine and Dentistry, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana.
3 Department of Pharmacotherapy and Translational Research, College of Pharmacy, University of Florida, Gainesville, Florida, USA.
4 Division of Infectious Diseases and Global Medicine, College of Medicine, University of Florida, Gainesville, Florida, USA.