Pages 218-250
gamal ismail; Khaled Sayed; Mostafa Ibrahiem Omar
Pages 384-407
Ehab M. Lotfy; Ahmed mahmoud Abd ELKhalek Gomaa; Sally Hosny; Sherif A. Khafaga; Manar A. Ahmed
Pages 506-531
yasmin hefni Abd el aziz
Pages 566-595
MARWA IBRAHEM BADAWI; Mohamed H. Makhlouf; Gamal Ismail; Ahmed H. Abdel Kreem
Pages 726-745
El-Sayed El-Kasaby; Mahmoud Awwad; Mohab Roshdy; MONA ibrahim BADAWI