title: Electrophysiological significance of first degree atrioventricular block with intraventricular conduction disturbance.
mesh_terms: D000200:Action Potentials; D000328:Adult; D000368:Aged; D001285:Atropine; D002037:Bundle-Branch Block / Q000175:diagnosis / Q000503:physiopathology*; D006328:Cardiac Catheterization; D005260:Female; D006327:Heart Block / Q000175:diagnosis / Q000503:physiopathology*; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009991:Oscillometry; D010138:Pacemaker, Artificial; D013997:Time Factors
chemical_list: D001285:Atropine