1. Department of Population and Health, College of Humanities and Legal Studies, University of Cape Coast, Ghana
2. Berekum College of Education, Berekum, Bono Region, Ghana
3. Department of Basic Education, Faculty of Education Studies, University of Education, Ghana
4. Department of Education Studies, St Monica’s College of Education, Mampong-Ashanti Region, Ghana
5. Department of Optometry, University of Cape Coast, Ghana
6. Department of Epidemiology and Biostatistics, School of Public Health, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana
7. L & E Research Consult, Wa, Upper West Region, Ghana