1. Department of Pediatrics at Obafemi Awolowo University Teaching Hospital Complex, Ile-Ife, Nigeria
2. Department of Obstetrics and Gynecology at Obafemi Awolowo University Teaching Hospital Complex, Ile-Ife, Nigeria
3. Department of Community Health at Obafemi Awolowo University Teaching Hospital Complex, Ile-Ife, Nigeria
4. Department of Obstetrics and Gynecology at the Obafemi Awolowo University Teaching Hospital Complex, Ile-Ife, Nigeria