title: [Psychological effects of PaCO2 during general anesthesia in elderly patients].
mesh_terms: D000368:Aged; D000768:Anesthesia, General; D002245:Carbon Dioxide / Q000097:blood*; D006801:Humans; D008606:Mental Processes; D008875:Middle Aged; D010313:Partial Pressure; D012121:Respiration, Artificial
chemical_list: D002245:Carbon Dioxide