Muhammad Anwer, Irshad Hussain and Tom McNeilly
Pakistan Journal of Biological Sciences 3 ( 1 ): 78 - 81 , 2000
Muhammad Anwer, Irshad Hussain, S. Sarwar Alam and Feroza Baig
Pakistan Journal of Biological Sciences 4 ( 2 ): 124 - 127 , 2001