title: [Oxygen debt as an indicator of physical fitness in patients with mitral stenosis at different stages of development].
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D008946:Mitral Valve Stenosis / Q000503:physiopathology*; D010100:Oxygen / Q000097:blood*; D010809:Physical Fitness; D013147:Spirometry
chemical_list: D010100:Oxygen
vernacular_title: Kislorodnyĭ dolk kak pokazatel' fizicheskoĭ rabotosposobnosti bol'nykh mitral'nym stenozom v raznykh stadiiakh razvitiia poroka.