Pages 1-5
manar hamza sayed; Gharib Fawi Mohamed; Hazem K. Ibrahim; Mohamed Nasrelden Thabet
Pages 50-55
Enas Khalifa Abuzied; manar hamza sayed; Ahmed Ezzat Amin; sara kasem abdelaal; Rofaida M. Magdy; ayman ahmed abdelmotelb; Ebtisam Mohammed Gad; doaa mohamed gad