title: Intensity of the second heart sound. Relation of physical, physiological and anatomic factors to auscultatory evaluation.
mesh_terms: D001021:Aortic Valve / Q000033:anatomy & histology / Q000502:physiology*; D006326:Heart Auscultation; D006347:Heart Sounds; D006801:Humans; D006976:Hypertension, Pulmonary / Q000503:physiopathology; D009203:Myocardial Infarction / Q000503:physiopathology; D011664:Pulmonary Valve / Q000503:physiopathology; D014732:Vibration