1. Department of Ophthalmology, LAUTECH Teaching Hospital, Ogbomoso, Oyo State, Nigeria,
2. Jericho Specialist Clinic, Ibadan, Oyo State, Nigeria,
3. Department of Obstetrics and Gynecology,
4. Department of Internal Medicine and
5. Department of Community Medicine, LAUTECH Teaching Hospital, Ogbomoso, Oyo State, Nigeria