title: The British hypothesis revisited.
authors.forename: N R
authors.initials: NR
authors.lastname: Anthonisen
mesh_terms: D000402:Airway Obstruction / Q000209:etiology*; D001982:Bronchial Diseases / Q000150:complications*; D006801:Humans; D008954:Models, Biological; D012008:Recurrence; D012141:Respiratory Tract Infections / Q000150:complications*; D012907:Smoking / Q000009:adverse effects*