No abstract available
MeSH terms
-
Arrhythmias, Cardiac / etiology*
-
Arrhythmias, Cardiac / physiopathology
-
Child
-
Child, Preschool
-
Heart Block / etiology
-
Heart Defects, Congenital / complications*
-
Humans
-
Long QT Syndrome / etiology
-
Prognosis
-
Tachycardia, Supraventricular / etiology