P.U. Agomo, R.A.S. Mustapha, B.G. Omoloye, A.N. Okechukwu, A.G. Mafe, S.I. Ijale, Y. Olukosi, H.I. Okoh, O.O. Aina, C.O. Agomo, S.K. Akindele, M.O. Akinyele, A.S. Afolabi, K.N. Egbuna, N. Idika, V.N. Enya and V.A. Ezeiru
Journal of Medical Sciences 7 ( 5 ): 816 - 824 , 2007