Clinical trial of orciprenaline in bradyarrhythmias.
D000284:Administration, Oral; D001145:Arrhythmias, Cardiac / Q000188:drug therapy*; D001919:Bradycardia / Q000188:drug therapy; D006327:Heart Block / Q000188:drug therapy; D006801:Humans; D007263:Infusions, Parenteral; D009921:Metaproterenol / Q000008:administration & dosage / Q000627:therapeutic use*
D009921:Metaproterenol