Yasmin Mussaddeq, Shakeela Daud and Shamim Akhtar
International Journal of Poultry Science 1 ( 6 ): 188 - 192 , 2002
Asia Batool, Shamim Akhtar and Abdul Rehman
Journal of Biological Sciences 2 ( 4 ): 214 - 216 , 2002
Rehana Asghar, Rabia Siddique, Muhammad Afzal and Shamim Akhtar
Pakistan Journal of Biological Sciences 7 ( 2 ): 139 - 143 , 2004