Affiliation: | 1. School of Public Health, University of Ghana, Accra, Ghana.; 2. Navrongo Health Research Centre, Ghana Health Service, Navrongo, Ghana.; 3. National Center for Atmospheric Research, Boulder, Colorado, United States of America.; 4. Research and Development Division, Ghana Health Service, Accra, Ghana.; 5. War Memorial Hospital, Ghana Health Services, Navrongo, Ghana.; Fondazione Bruno Kessler, Italy, |