Aftab Naseem, M.S. Iqbal, K. Mahmood and J. Akhtar
Journal of Biological Sciences 1 ( 1 ): 33 - 35 , 2001
Javaid Akhtar, A. Shahzad, R. H. Qureshi, A. Naseem and K. Mahmood
Pakistan Journal of Biological Sciences 3 ( 7 ): 1134 - 1137 , 2000
S.M. Bokhtiar, M.J. Alam, K. Mahmood and M.H. Rahman
Pakistan Journal of Biological Sciences 5 ( 4 ): 390 - 393 , 2002