J.S. Neils, E.O. Balogun, A. K.B. Sackey, U.S. Abdullahi and K.A.N. Esievo
Journal of Biological Sciences 7 ( 2 ): 457 - 459 , 2007
J.S. Neils, A.K. BSackey, U.S. Abdullahi and K.A.N. Esievo
Pakistan Journal of Biological Sciences 10 ( 2 ): 310 - 313 , 2007