title: Single breath transfer factor measured concurrently by two methods in asthmatic and normal subjects.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001249:Asthma / Q000503:physiopathology*; D005260:Female; D006371:Helium; D006801:Humans; D007201:Indicator Dilution Techniques; D008297:Male; D008433:Mathematics; D008875:Middle Aged; D011650:Pulmonary Alveoli / Q000503:physiopathology; D011653:Pulmonary Diffusing Capacity; D013147:Spirometry
chemical_list: D006371:Helium