Usman, J. D., G. Yunusa, S. A. Saidu, A. Bello, A. Abdulhameed, S. S Bello, and A. D. Zagga. 2012. “The Prevalence of the Absence of the Occipital (Posterior) Horns of the Lateral Ventricles Among Nigerians (2003 – 2008) Using Computerised Tomography”. International Journal of Health and Medical Information (IJHMI) 1 (1-3):18-22. http://icidr.org.ng/index.php/Ijhmi/article/view/630.