The Council of Pediatrics department has approved to register the submitted master thesis of the researcher \ Mona Kamal Mohamed. The Supervision committee includes the following; Prof.Dr. Mohamed Mahmoud Rashad, Prof.Dr. Sumaya Abd El Samee Elwan and Dr. Sahar Mohamed Fayed. The Discussion committee includes the following; Prof.Dr. Khaled Mohamed Saleh and Prof.Dr. Mohamed Mahmoud Rashad.