[Study of phasic indices of the left ventricle by means of supersonic dopplercardiography in healthy schoolchildren].
D000293:Adolescent; D002648:Child; D006321:Heart / Q000502:physiology*; D006801:Humans; D014463:Ultrasonography; D016276:Ventricular Function
Izuchenie fazovykh  pokazateleĭ levogo zheludochka s pomoshch'iu ul'trazvukovoĭ dopple kardiografii u zdorovykh deteĭ shkol'nogo.