1Department of Surgery, LAUTECH Teaching Hospital Osogbo
2Department of Anesthesia, University of Ilorin Teaching Hospital, Ilorin
3Department of Surgery, University of Ilorin Teaching Hospital, Ilorin
4Department of Orthopaedics and Traumatology, Federal Medical Centre, Owo
5Department of Surgery, Obafemi Awolowo University Teaching Hospitals Complex, Ile Ife