Pages 14-20
Mohammed Elsayed M.; Mona El-Azab; Yasser Mostafa; Tarek Rahmy
Pages 65-70
ahmed ibrahim; Reem mohamed Hazem; Dina Abdelkarim Ali; Yasser mohamed Moustafa
Pages 71-80
Faten M. Al-Abkal; Dina M. Khodeer; Yasser M.A. Moustafa
Pages 81-84
Mahmoud Ahmed Abdelaal