title: The "Seattle endotracheal tube series": a proposal for a new version of directional tip endotracheal tubes.
authors.forename: Kenneth
authors.initials: K
authors.lastname: Martay
authors.forename: Clare
authors.initials: C
authors.lastname: Hunter
mesh_terms: D004867:Equipment Design; D006801:Humans; D007442:Intubation, Intratracheal / Q000295:instrumentation* / Q000379:methods