The Council of Pediatrics department has approved to register the submitted master thesis of the researcher \ Lamiaa Hussein Abd El Rahman. The Supervision committee includes the following; Prof.Dr. Reda Sanad Arrafa, Prof.Dr. Ghada Saad Abd El Muttaleb and Dr. Rania Hamdy Mohamed. The Discussion committee includes the following; Prof.Dr. Hala Mustafa Hashim and Prof.Dr. Reda Sanad Arrafa.