"Closing volume", one man's noise--other men's experiment.
D000403:Airway Resistance; D000818:Animals; D001980:Bronchi / Q000473:pathology; D001995:Bronchography; D002404:Catheterization; D002908:Chronic Disease; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000000981:diagnostic imaging; D009584:Nitrogen / Q000032:analysis; D010100:Oxygen / Q000032:analysis; D011312:Pressure; D011650:Pulmonary Alveoli / Q000032:analysis; D011656:Pulmonary Emphysema / Q000000981:diagnostic imaging; D011868:Radioisotopes; D012129:Respiratory Function Tests; D014797:Vital Capacity; D014978:Xenon
D011868:Radioisotopes; D014978:Xenon; D009584:Nitrogen; D010100:Oxygen