Pages 35-46
Sobhy M.A. Abd El-Dayem; Usama A. Abdel-Razek; Mohamed A. M. El-Dahrawy
Pages 68-78
Walid Emadeldin Abbas Ibrahim; Amgad A. EL-Gammaal; Bassiouni A. Zayed; Adel M. H. Elmetwalli; Mohamed M. Abdelhamed