[Comparative characteristics of the functional state of the heart in children and adolescents in relation to the degree of their athletic training (according to electrocardiographic data)].
D000293:Adolescent; D002648:Child; D004562:Electrocardiography; D006321:Heart / Q000502:physiology*; D006801:Humans; D010806:Physical Education and Training
Sravnitel'naya kharakteristika funktsional'nogo sostoianiia serdtsa u detei i podrostkov v zavisimosti ot stepeni ikh sportivnoĭ podgotovlennosti (po dannym EKG.