Mechanocardiography and hemodynamics.
D000368:Aged; D002648:Child; D004582:Electronics, Medical; D006326:Heart Auscultation / Q000295:instrumentation*; D006331:Heart Diseases / Q000175:diagnosis; D006349:Heart Valve Diseases / Q000175:diagnosis; D006439:Hemodynamics; D006801:Humans; D005996:Nitroglycerin; D010701:Phonocardiography
D005996:Nitroglycerin