DAMPING OF SOUND ON THE CHEST SURFACE.
D055592:Biophysical Phenomena; D001703:Biophysics; D006326:Heart Auscultation; D006801:Humans; D008433:Mathematics; D013016:Sound; D013249:Sternum; D013909:Thorax
BIOPHYSICS; HEART AUSCULTATION; MATHEMATICS; SOUND; STERNUM; THORAX