The site of airway obstruction in cystic fibrosis.
D002648:Child; D003550:Cystic Fibrosis / Q000503:physiopathology*; D006801:Humans; D008168:Lung / Q000503:physiopathology*; D012129:Respiratory Function Tests; D012143:Respiratory Physiological Phenomena; D012140:Respiratory Tract Diseases / Q000503:physiopathology*; D013147:Spirometry