title: Lung volume changes in asthma measured concurrently by two methods.
mesh_terms: D000328:Adult; D000403:Airway Resistance; D001249:Asthma / Q000503:physiopathology*; D005260:Female; D006371:Helium; D006801:Humans; D008168:Lung / Q000503:physiopathology*; D008297:Male; D008722:Methods; D010991:Plethysmography; D010993:Plethysmography, Whole Body
chemical_list: D006371:Helium