title: [Hygienic evaluation of the changes in work capacity of young chess players during training].
mesh_terms: D000293:Adolescent; D002648:Child; D006801:Humans; D007858:Learning / Q000502:physiology; D005222:Mental Fatigue / Q000209:etiology; D010988:Play and Playthings; D014938:Work Capacity Evaluation
vernacular_title: Gigienicheskaia otsenka izmeneniĭ rabotosposobnosti iunykh shakhmatistov v protsesse trenirovochnykh zaniatiĭ.