Volume 5, Issue 1, June 1996, Pages 106-111
Nadia Awny; Mohay El-Fouly; El-Sayed El-Sayed; Eman Tohamy
Volume 4, Issue 2, December 1995, Pages 20-28
Nadia Awny; Mohey El-Fouly; Yehia El-Zawahry; Halla Hussin