title: Mealtime arterial O2 saturation in COPD.
mesh_terms: D002245:Carbon Dioxide / Q000097:blood; D004435:Eating; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000097:blood*; D010100:Oxygen / Q000097:blood*
chemical_list: D002245:Carbon Dioxide; D010100:Oxygen