Pages 1-15
Rafeek S Elmeanawy; Elsayed Elhashmi
Pages 16-26
Taghreed Hamed Rabie; Abdulgawad Elnady; Hany Helmy
Pages 28-42
Randa M El - Deeb; Nourhan Nasr Hanafy
Pages 44-53
Aya Allah Moustafa Sadek
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