title: [Pre- and postoperative ECG follow-up in children with congenital aortic stenosis in comparison with the ECGs of healthy children].
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001024:Aortic Valve Stenosis / Q000151:congenital / Q000601:surgery; D002648:Child; D004562:Electrocardiography; D005500:Follow-Up Studies; D006801:Humans; D011184:Postoperative Period; D011300:Preoperative Care
vernacular_title: Prä- und postoperative EKG-Verlaufskontrollen bei Kindern mit angeborenen Aortenstenosen im Vergleich zum EKG gesunder Kinder.