Research Journal of Biological Sciences (2010) - Comment
doi: 10.3923/rjbsci.2010.275.284  issn: 1815-8846 

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W.F. Sule, I.O. Okonko, T.A. Joseph, M.O. Ojezele, J.C. Nwanze, J.A. Alli, O.G. Adewale