title: Measurement of regional area gas exchange by perfusion and clearance of  133 Xe from the lung.
mesh_terms: D001228:Aspergillosis / Q000150:complications / Q000503:physiopathology; D002000:Bronchospirometry; D006801:Humans; D008171:Lung Diseases / Q000503:physiopathology; D008172:Lung Diseases, Fungal / Q000503:physiopathology; D008722:Methods; D011868:Radioisotopes; D012119:Respiration; D012507:Sarcoidosis / Q000150:complications / Q000503:physiopathology; D014978:Xenon
chemical_list: D011868:Radioisotopes; D014978:Xenon