title: Proceedings: Regional ventilation in chronic obstructive pulmonary disease.
mesh_terms: D001991:Bronchitis / Q000503:physiopathology*; D003936:Diagnosis, Computer-Assisted; D006801:Humans; D011656:Pulmonary Emphysema / Q000503:physiopathology*; D011877:Radionuclide Imaging; D012129:Respiratory Function Tests; D013147:Spirometry; D013990:Tidal Volume; D014980:Xenon Radioisotopes
chemical_list: D014980:Xenon Radioisotopes