title: [Effect of specialization in sports on the structural and functional state of the left heart ventricle in schoolchildren of different biological age].
authors.forename: S N
authors.initials: SN
authors.lastname: Vadziuk
authors.forename: V I
authors.initials: VI
authors.lastname: Il'nitskiĭ
authors.forename: U V
authors.initials: UV
authors.lastname: Il'nitskaia
mesh_terms: 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*