1. School of Biomedical and Allied Health Sciences, Ghana
2. University of Pittsburgh, Pittsburgh, Pennsylvania, United States
3. University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States
4. School of Public Health, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana
5. Renal-Electrolyte Division, Department of Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania, United States
6. Univeristy of Pittsburgh, Pittsburgh, Pennsylvania, United States
7. Komfo Anokye Teaching Hospital, Kumasi, Arizona, Ghana
8. School of Public Health, College of Health Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana