title: Test your knowledge of tracheostomy tubes.
authors.affiliation: Barnes Hospital, Washington University Medical Center, St. Louis, MO.
authors.forename: P B
authors.initials: PB
authors.lastname: Weilitz
authors.forename: P A
authors.initials: PA
authors.lastname: Dettenmeier
mesh_terms: D003142:Communication; D004867:Equipment Design; D006801:Humans; D012891:Sleep Apnea Syndromes / Q000628:therapy; D013060:Speech; D014139:Tracheostomy / Q000295:instrumentation / Q000451:nursing*