Comparison of echocardiography and 320-row multidetector computed tomography for the diagnosis of congenital heart disease in children Erkut Öztürk; ¿brahim Cansaran Tan¿d¿r; Hacer Kamal¿; Pelin Ayy¿ld¿z; Cagdas Topel; ¿smihan Selen Onan; Aysel Türkvatan; Sertaç Haydin; Alper Güzelta¿;