A.M. Ranjha, M. Akram, S.M. Mehdi, M. Sadiq, M. Sarfraz and G. Hassan
Journal of Biological Sciences 2 ( 7 ): 453 - 458 , 2002
K. H. Awan, A.M. Ranjha, S.M. Mehdi, M. Sarfraz and G.Hassan
Journal of Biological Sciences 3 ( 2 ): 157 - 166 , 2003