title: Response of heart murmur intensity to isometric (handgrip) exercise.
mesh_terms: D000680:Amyl Nitrite; D001022:Aortic Valve Insufficiency / Q000175:diagnosis; D001024:Aortic Valve Stenosis / Q000175:diagnosis; D001794:Blood Pressure; D002312:Cardiomyopathy, Hypertrophic / Q000175:diagnosis; D006225:Hand / Q000502:physiology; D006339:Heart Rate; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis; D006349:Heart Valve Diseases / Q000175:diagnosis*; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000175:diagnosis; D008946:Mitral Valve Stenosis / Q000175:diagnosis; D010656:Phenylephrine; D010701:Phonocardiography; D005082:Physical Exertion; D011666:Pulmonary Valve Stenosis / Q000175:diagnosis
chemical_list: D010656:Phenylephrine; D000680:Amyl Nitrite