title: [Quantitative assessment of the factors determining oxygen tension in mixed venous blood of middle-aged and elderly persons].
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging / Q000097:blood*; D001692:Biological Transport; D006454:Hemoglobins / Q000032:analysis; D006801:Humans; D008875:Middle Aged; D010100:Oxygen / Q000097:blood*; D010108:Oxyhemoglobins / Q000032:analysis; D010313:Partial Pressure; D014680:Veins
chemical_list: D006454:Hemoglobins; D010108:Oxyhemoglobins; D010100:Oxygen
vernacular_title: Kolichestvennaia otsenka faktorov, opredeliaiushchikh napriazhenie kisloroda v smeshannoĭ venoznoĭ krovi u pozhilykh i starykh liudeĭ.