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Pakistan Journal of Biological Sciences 15 ( 23 ): 1139 - 1143 , 2012
O.E. Okon, K.N. Opara, S.E. Etim, G.A. Arong, E.E. Oku and C.I. Iboh
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I.G. Ukpong, K.N. Opara, L.P.E. Usip and F.S. Ekpu
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