Volume 22, Issue 1, January 2018, Pages 199-206
Gamal Youssef Elsayed; Esam E. Bahgat; Tarek A Abulezz; Hossam F. Abd El Hameed
Volume 21, Issue 3, October 2017, Pages 249-254
Tarek Abulezz; Ahmed Ahmed; Mohamed Abdel-Aal hasnen; Sherif Bakri