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Ihsan Ullah, Hamid Rashid and Azra Quraishi
Pakistan Journal of Biological Sciences 3 ( 10 ): 1598 - 1600 , 2000
Ihsan Ullah, Hamid Rashid and M. Ramzan Khan
Pakistan Journal of Biological Sciences 7 ( 2 ): 277 - 278 , 2004
Ashiq Saleem, Habib Iqbal Javed, Zulfiqar Ali and Ihsan Ullah
Pakistan Journal of Biological Sciences 6 ( 14 ): 1229 - 1231 , 2003