Department of Oral and Maxillofacial Surgery University of Nigeria, Enugu Campus, Enugu State
Department of Periodontics University of Benin, Benin-City, Edo State
Department of Oral and Maxillofacial Surgery University of Benin, Benin-City Edo State
Department of Preventive Dentistry University of Port-Harcourt, Port-Harcourt, Rivers State
Department of Paediatrics Usmanu Danfodiyo University, Sokoto, Sokoto State
Department of ENT, Head and Neck Surgery University of Maiduguri, Maiduguri, Borno State
Department of Internal Medicine University of Abuja, Nigeria.
Department of Pharmacology and Toxicology University of Benin, Benin City, Edo State
Psychiatric Hospital Uselu, Edo State
Department of Physiology University of Benin, Benin-City Edo State
Department of Urology, Wirral University Teaching Hospital, Wirral, UK.
Cancer Center St. Louis University, United States of America
Department of Pedodontics and Preventive Dentistry MM College of Dental Sciences and Research, Mullana, Ambala, Haryana, India
Department of Preventive and Community Dentistry Universite des Montagnes, Cameroon
Department of Oral and Maxillofacial Surgery University of Benin, Benin-City, Edo State
University of Benin, Benin-City, Edo State