Production of chronic atrioventricular block in dogs without thoractomy.
D000818:Animals; D006328:Cardiac Catheterization; D002908:Chronic Disease; D004285:Dogs; D004562:Electrocardiography; D005557:Formaldehyde; D006327:Heart Block / Q000209:etiology* / Q000473:pathology; D006329:Heart Conduction System / Q000187:drug effects*; D007267:Injections; D008722:Methods; D009206:Myocardium / Q000473:pathology
D005557:Formaldehyde