The Council of Pediatrics department has approved to register the submitted master thesis of the researcher \ Farida Mohamed Adel. The Supervision committee includes the following; Prof.Dr. Osama Abu El Fottouh El Fiqy, Prof.Dr. Anas Abd El Rahman Yusuf and Dr. Ashraf Mohamed Shahin. The Discussion committee includes the following; Prof.Dr. Sumaya Abd El Samee and Prof.Dr. Osama Abu El Fottouh El Fiqy.