Volume 7, Issue 1, 2012, Pages 115-120
Raafat Khattab; Ali Gaballa; Saad Zakaria; Abd Allah Ali; Ibrahim Sallam; Tarek Temraz
Volume 1, Issue 1, 2006, Pages 33-40
Rafat Khattab; Tarek Temraz; Mohamed Kotb; Mahmoud Hanafy