title: Increased frequency of obstructive airway abnormalities with long-term tracheostomy.
authors.forename: P H
authors.initials: PH
authors.lastname: Bagley
authors.forename: M
authors.initials: M
authors.lastname: O'Shea
mesh_terms: D000402:Airway Obstruction / Q000209:etiology*; D001999:Bronchoscopy; D006097:Granulation Tissue; D006801:Humans; D014139:Tracheostomy / Q000009:adverse effects*