title: Comparative study of EEG changes, clinical encephalopathy and blood gas disturbances in chronic obstructive lung disease.
mesh_terms: D001927:Brain Diseases / Q000097:blood / Q000175:diagnosis / Q000188:drug therapy / Q000209:etiology* / Q000503:physiopathology; D002245:Carbon Dioxide / Q000097:blood*; D002908:Chronic Disease; D004569:Electroencephalography; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008173:Lung Diseases, Obstructive / Q000097:blood / Q000150:complications / Q000188:drug therapy / Q000503:physiopathology*; D010100:Oxygen / Q000097:blood* / Q000627:therapeutic use
chemical_list: D002245:Carbon Dioxide; D010100:Oxygen