1. African Centre of Excellence for Public Health and Toxicological Research (ACE-PUTOR), University of Port Harcourt, PMB , East West Road, Choba, Port Harcourt, Rivers State, Choba 5323 , Nigeria
2. Department of Anatomy , Faculty of Basic Medical Sciences, College of Health Sciences, , East West Road, Choba, Port Harcourt, Rivers State, Choba 5323 , Nigeria
3. University of Port Harcourt, PMB , Faculty of Basic Medical Sciences, College of Health Sciences, , East West Road, Choba, Port Harcourt, Rivers State, Choba 5323 , Nigeria
4. Faculty of Medicine , The Institute of Anatomy, , East West Road, Choba, Port Harcourt, Rivers State Belgrade , Serbia
5. University of Belgrade , The Institute of Anatomy, , East West Road, Choba, Port Harcourt, Rivers State Belgrade , Serbia