[Effect of specialization in sports on the structural and functional state of the left heart ventricle in schoolchildren of different biological age].
Vadziuk
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Il'nitskiĭ
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Il'nitskaia
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D000293:Adolescent; D000367:Age Factors; D002648:Child; D004452:Echocardiography; D006801:Humans; D017379:Hypertrophy, Left Ventricular / Q000209:etiology; D008297:Male; D011627:Puberty / Q000502:physiology*; D013177:Sports / Q000502:physiology*; D016277:Ventricular Function, Left / Q000502:physiology*