1. E. B. Kesieme:
Department of Surgery, Irrua Specialist Teaching Hospital, Irrua, Nigeria
2. C. N. Kesieme:
Department of Surgery, Imo State University Teaching Hospital, Imo State University Teaching Hospital, Orlu, Nigeria Orlu, Nigeria
3. E. F. Ocheli:
Department of Surgery, Imo State University Teaching Hospital, Imo State University Teaching Hospital, Orlu, Nigeria Orlu, Nigeria
4. C. P. Kaduru:
Department of Surgery, Imo State University Teaching Hospital, Imo State University Teaching Hospital, Orlu, Nigeria Orlu, Nigeria