[Additional heart tones and functional systolic sounds in young athletes in different training conditions].
D000293:Adolescent; D005117:Cardiac Complexes, Premature / Q000175:diagnosis*; D002648:Child; D006321:Heart / Q000502:physiology*; D006326:Heart Auscultation; D006801:Humans; D013178:Sports Medicine
Dobavochnye tony serdtsa i funktsional'nyi sistolicheskii shum u iunykh sportsmenov pri raznom sostoianii trenirovannosti.