title: Letter: Discrepancy of slopes of alveolar plateau with bolus and resident-gas methods.
mesh_terms: D000403:Airway Resistance; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000175:diagnosis / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D011650:Pulmonary Alveoli / Q000503:physiopathology*; D011656:Pulmonary Emphysema / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology; D012123:Pulmonary Ventilation; D012129:Respiratory Function Tests; D014797:Vital Capacity; D014978:Xenon; D019896:alpha 1-Antitrypsin Deficiency
chemical_list: D014978:Xenon