title: [Preoperative pulmonary function and postoperative pulmonary complication in elderly patients].
mesh_terms: D000005:Abdomen / Q000601:surgery; D000368:Aged; D006801:Humans; D010100:Oxygen / Q000097:blood; D011014:Pneumonia / Q000453:epidemiology*; D011183:Postoperative Complications / Q000453:epidemiology; D012119:Respiration; D012907:Smoking
chemical_list: D010100:Oxygen