Mehnaz Afzal, M. Tariq Javed, Kausar Almas, Tahir Zahoor and Alia .
Journal of Medical Sciences 1 ( 6 ): 396 - 399 , 2001
Sadaf Hameed, M. Tariq Javed, Nighat Bhatty, Hina Ayesha and Shazia Ashraf
Journal of Medical Sciences 1 ( 5 ): 282 - 287 , 2001