Pages 29-43
Medhat Elkelawy; Ali Kamel Abdel-Rahman; Ahmed Abou-elyazied; Saad Mostafa El-malla
Pages 44-59
Medhat Elkelawy; Ali Kamel; Ahmed Abou-elyazied; Saad Mostafa El-malla
Pages 82-90
Nadia H. A. Ramadan; Samy I. El-Sayiad; Soumia M.I. Darwish; El-Sayed A. Ramadan; Mohamed A. Ahmed