Volume 22, Issue 1, March 1997, Pages 57-65
Mohamed Nour; Nadia Hegazi; Samir Shaheen; Nabila Kohdeir
Volume 20, Issue 4, December 1995, Pages 12-22
Mohamed Nour El-Sayed Ahmed; Nadia Hegazi; Samia El-Temtamy; Ehab Aboul-Ezz; Najwa Abd El-Megid; Ali El-Hazmi
Volume 17, Issue 1, March 1992, Pages 19-41
Ali Ibrahim El-Desouky Ibrahim; Nadia H. Hegazi; Mofreh Mohamed Salem Mohamed; Ola A. Zahran
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