[PHONOCARDIOGRAPHIC FINDINGS IN ATRIAL SEPTAL DEFECTS].
D000293:Adolescent; D002648:Child; D006325:Heart Atria; D006343:Heart Septal Defects; D006344:Heart Septal Defects, Atrial; D006801:Humans; D010701:Phonocardiography
ADOLESCENCE; CHILD; HEART SEPTAL DEFECTS, ATRIAL; PHONOCARDIOGRAPHY
FONOKARDIOGRAFICK'Y N'ALEZ U DEFEKTU P REP'A ZKY S'IN'I.