1. Centre for Disability and Rehabilitation Studies, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana;
2. Department of Child Health, Kwame Nkrumah University of Science and Technology/Komfo Anokye Teaching Hospital Kumasi, Kumasi, Ghana;
3. Faculty of Education, University of Tasmania, Launceston, TAS, Australia;
4. School of Education, Western Sydney University, Sydney, NSW, Australia