Bedside aids to auscultation of the heart.
D005069:Evaluation Studies as Topic; D006326:Heart Auscultation; D006331:Heart Diseases / Q000503:physiopathology; D006337:Heart Murmurs; D006347:Heart Sounds; D006439:Hemodynamics; D006801:Humans; D010701:Phonocardiography; D011187:Posture; D014636:Valsalva Maneuver