Anesthesiology department, Faculty of Medicine, Ain Shams University, Cairo, Egypt
Hanaa El Gendy, Cairo, Ain Shams University Specialized Hospital, Egypt
AinShams University, Faculty of medicine, Cairo, Abbasia, Egypt
Vascular malformation clinic of Pediatric Surgery department of Ain Shams University., Cairo, Egypt
Pediatrics hospital Ain shams University, Cairo, Egypt
Ain Shams university Faculty of medicine, Cairo, Egypt
Faculty of Dentistry, Ainshams University, Cairo, Egypt