A.C. Ene, A.A. Gadzama and E.A. Nwankwo
International Journal of Virology 6 ( 1 ): 61 - 64 , 2010
A.C. Ene, A.A. Gadzama and E.O. Idigbe
Journal of Medical Sciences 6 ( 5 ): 878 - 880 , 2006