Volume 4, Issue 2, December 1995, Pages 141-149
Hesham Salem; Afaf Aboul Kheir
Volume 4, Issue 2, December 1995, Pages 49-56
Hesham Salem; Afaf Aboul Kheir
Volume 4, Issue 1, June 1995, Pages 47-54
Mohamed El-Bolkiny; Hesham Salem
Volume 4, Issue 1, June 1995, Pages 117-125
Hesham Salem; Afaf Aboul Kheir
Volume 4, Issue 1, June 1995, Pages 141-149
Hesham Salem; Afaf Abou elKheir
Volume 3, Issue 1, June 1994, Pages 115-122
Hesham Salem; Magda El-Maamli; Mohamed El-Sadek; Afaf Aboul Kheir