title: Double-blind evaluation of practolol and quinidine in the treatment of chronic atrial fibrillation.
mesh_terms: D000328:Adult; D000368:Aged; D001145:Arrhythmias, Cardiac / Q000517:prevention & control; D001281:Atrial Fibrillation / Q000097:blood / Q000188:drug therapy*; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D004357:Drug Synergism; D004359:Drug Therapy, Combination; D005260:Female; D006321:Heart / Q000187:drug effects; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D008297:Male; D008875:Middle Aged; D010919:Placebos; D011217:Practolol / Q000008:administration & dosage* / Q000494:pharmacology / Q000627:therapeutic use; D011802:Quinidine / Q000008:administration & dosage* / Q000097:blood / Q000494:pharmacology / Q000627:therapeutic use
chemical_list: D010919:Placebos; D011802:Quinidine; D011217:Practolol