Manal F. Elshamaa, Samar Sabry, Amal A. Elmenshay, Azza M. Ahmed and Eman A. Elghoroury
Journal of Medical Sciences 7 ( 5 ): 776 - 782 , 2007
Manal F. Elshamaa, Eman A. Elghoroury and Amira Helmy
Journal of Medical Sciences 7 ( 3 ): 319 - 329 , 2007