title: The relation between spirometric measurements and arterial blood gas analysis in patients with chronic airflow obstruction.
mesh_terms: D000368:Aged; D001158:Arteries; D002245:Carbon Dioxide / Q000097:blood*; D002908:Chronic Disease; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007456:Iodine Isotopes; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000097:blood*; D005082:Physical Exertion; D011652:Pulmonary Circulation; D011877:Radionuclide Imaging; D012140:Respiratory Tract Diseases / Q000503:physiopathology*; D013147:Spirometry; D014692:Ventilation-Perfusion Ratio; D014978:Xenon
chemical_list: D007456:Iodine Isotopes; D002245:Carbon Dioxide; D014978:Xenon; D010100:Oxygen