title: A comparison of end-tidal and calculated alveolar oxygen tensions in ventilated patients.
mesh_terms: D000328:Adult; D000368:Aged; D000769:Anesthesia, Inhalation; D002245:Carbon Dioxide / Q000097:blood; D005260:Female; D006801:Humans; D008297:Male; D008433:Mathematics; D008722:Methods; D008875:Middle Aged; D009609:Nitrous Oxide; D010100:Oxygen / Q000097:blood; D010313:Partial Pressure; D011650:Pulmonary Alveoli; D012121:Respiration, Artificial; D013147:Spirometry
chemical_list: D002245:Carbon Dioxide; D009609:Nitrous Oxide; D010100:Oxygen