R. O. Shittu, L. O. Odeigah, B. A. Issa, G. T. Olanrewaju, A. O. Mahmoud, M. A. Sanni Department of Family Medicine, Kwara State Specialist Hospital, Sobi, Ilorin, Nigeria Department of Family Medicine, University of Ilorin Teaching Hospital, Ilorin, Nigeria Department of Behavioural Sciences, University of Ilorin Teaching Hospital, Ilorin, Nigerias Department of Ophthalmology, University of Il...