title: Effects of procainamide on strength-interval relations in normal and chronically infarcted canine myocardium.
mesh_terms: D000818:Animals; D000889:Anti-Arrhythmia Agents / Q000494:pharmacology; D002908:Chronic Disease; D004285:Dogs; D004594:Electrophysiology; D006321:Heart / Q000503:physiopathology*; D009203:Myocardial Infarction / Q000473:pathology / Q000503:physiopathology*; D011342:Procainamide / Q000097:blood / Q000494:pharmacology*; D013997:Time Factors
chemical_list: D000889:Anti-Arrhythmia Agents; D011342:Procainamide