title: The effect of rest and physical effort on the left ventricular burden in mitral and aortic regurgitation.
mesh_terms: D000328:Adult; D001022:Aortic Valve Insufficiency / Q000503:physiopathology*; D006328:Cardiac Catheterization; D002302:Cardiac Output; D004395:Dye Dilution Technique; D005260:Female; D006339:Heart Rate; D006352:Heart Ventricles / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000503:physiopathology*; D005082:Physical Exertion; D012146:Rest