Abdul Majeed, Anjum Suhail, Arshed Makhdoom Sabir and Muhammad Yousuf
Journal of Biological Sciences 1 ( 3 ): 163 - 165 , 2001
Asif Saeed, Muhammad Azhar, Arshed Makhdoom Sabir, Anjum Suhail and Abdul Majeed
Pakistan Journal of Biological Sciences 3 ( 6 ): 1073 - 1075 , 2000