Volume 8, Issue 2, December 1999, Pages 7-12
Magda Ayad; Hisham Abdellatef; Elham Taha; Suzan Soliman
Volume 3, Issue 2, December 1994, Pages 32-39
Magda Ayad; Hanaa Saleh; Sobhy El-Adl; Nagla El-Kousy; Elham Taha