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Journal of Biological Sciences 4 ( 4 ): 515 - 520 , 2004
S.A. Saeed, H. Rasheed, S. Kumar, T.M. Ali, M.U. Butt, R.Dhangana, A. Jafri, S. Zehra and A.H. Gilani
Pakistan Journal of Biological Sciences 6 ( 10 ): 918 - 924 , 2003