title: Fixation of the annulus of the mitral valve with a rigid ring. Hemodynamic studies.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000804:Angiotensin II / Q000494:pharmacology; D000818:Animals; D001794:Blood Pressure; D006328:Cardiac Catheterization; D002302:Cardiac Output; D004285:Dogs; D006339:Heart Rate; D006350:Heart Valve Prosthesis; D008943:Mitral Valve
chemical_list: D000804:Angiotensin II; D000109:Acetylcholine