Premature ventricular contraction: clinical implications.
D002965:Classification; D004071:Digitalis Glycosides / Q000627:therapeutic use; D004562:Electrocardiography; D006801:Humans; D011342:Procainamide / Q000627:therapeutic use; D011802:Quinidine / Q000627:therapeutic use; D014693:Ventricular Fibrillation / Q000175:diagnosis* / Q000188:drug therapy* / Q000209:etiology*
D004071:Digitalis Glycosides; D011802:Quinidine; D011342:Procainamide