title: Arterial oxygen saturation during meals in patients with severe chronic obstructive pulmonary disease.
mesh_terms: D001158:Arteries; D004423:Ear; D004435:Eating; D005541:Forced Expiratory Volume; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000097:blood*; D008991:Monitoring, Physiologic; D010092:Oximetry; D010100:Oxygen / Q000097:blood*
chemical_list: D010100:Oxygen