HEART SOUNDS.
D002648:Child; D006326:Heart Auscultation; D006331:Heart Diseases; D006347:Heart Sounds; D006801:Humans; D007223:Infant; D010701:Phonocardiography; D010827:Physiology
CHILD; HEART AUSCULTATION; HEART DISEASES; INFANT; PHONOCARDIOGRAPHY; PHYSIOLOGY; REVIEW