Propranolol in prevention of cardiac arrhythmia.
D000328:Adult; D000766:Anesthesia, Dental; D001145:Arrhythmias, Cardiac / Q000517:prevention & control*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D011433:Propranolol / Q000008:administration & dosage*
D011433:Propranolol