[ON THE PHONOCARDIOGRAPHIC EXAMINATION OF THE HEART IN CHILDREN WITH RHEUMATISM].
D002648:Child; D006321:Heart; D006801:Humans; D010701:Phonocardiography; D012216:Rheumatic Diseases; D012213:Rheumatic Fever
CHILD; PHONOCARDIOGRAPHY; RHEUMATIC FEVER
K VOPROSU FONOKARDIOGRAFICHESKOGO ISSLEDOVANIIA SERDTSA U DETE I, BOL'NYKH REVMATIZMOM.