title: Bronchial reactivity in children with cystic fibrosis and other recurrent or chronic bronchopulmonary diseases.
mesh_terms: D001249:Asthma / Q000209:etiology*; D001991:Bronchitis / Q000209:etiology*; D002648:Child; D002908:Chronic Disease; D003550:Cystic Fibrosis / Q000150:complications*; D006801:Humans; D012008:Recurrence; D012130:Respiratory Hypersensitivity / Q000209:etiology*