Yaseen M., S. Ahmad and T. Hussain
Pakistan Journal of Biological Sciences 3 ( 4 ): 660 - 662 , 2000
Yaseen, M. and T. Hussain
Pakistan Journal of Biological Sciences 3 ( 5 ): 883 - 884 , 2000
Yaseen, M. and T. Hussain
Pakistan Journal of Biological Sciences 3 ( 6 ): 1046 - 1048 , 2000