Pages 1-8
Mohammed Elsharkasy; Mostafa Badr
Pages 9-15
Omeh Basil; Chioma Umakalu; Emma Nwangwu
Pages 24-32
Aaron Agyei; Samuel Yaw Ampofo
Pages 38-45
Amany Ahmed Elgendy; Rafeek saad Elmeanawy; Wafaa El- Zontahy