Sheikh Arshad Saeed, Sagheer Ahmed, Ali Imran Amjad, Asma Azmatullah, Sana Sultan Siddique, Sumbal Ashraf Janjua, Faria Nasim, Sana Syed, Sameer Khan, Sumaira Talib Sheikh, Ahmed Jawad, Rashid Zaheer Syed and Faraz Ali Khan
Journal of Medical Sciences 3 ( 5 ): 344 - 357 , 2003