The faculty approved of the validity of the doctoral dissertation of physician / Aliaa Muhammad Diab. The dissertation's supervision committee included: Prof. Dr. Ahmed Mahmoud Ezzat, the professor of pediatrics at the faculty, Prof. Dr. Ghada Saad Abd El-Motelib, the professor of pediatrics at the faculty, Prof. Dr. Ashraf Muhammad Shahin, the professor of pediatrics, Prof. Dr. Ahmed Mahmoud Ismail, the professor of medical anatomy. The discussion committee included: prof. Dr. Lotfy Muhammad el-Sayed, the professor of pediatrics at the University of Zigzag, Prof. Dr. Osama Abu el- fatouh, the professor of pediatrics and Prof. Dr. Ghada Saad Abd El-Motelib, the professor of pediatrics at the faculty