Pages 1-79
Neseem Mohamed El-Saghier; Mahmoud Mohammed Ali Ataky; Elsayed Mohamed Marey
Pages 80-105
Samia Nassif Tawfik Yassa; Hanan Abdelraof Hassanin
Pages 128-144
Dr.Wissam Abdelmouli; Dr. Mohammed Al-Amiri; Dr. Fakhrya El Yahyani; Dr. Badr Al-Maamari; Dr. Salman Al-Hajri