title: Further applications of the traffic light system.
authors.affiliation: Royal Glamorgan Hospital, Llantrisant, Wales. francisja@cardiff.ac.uk.
authors.forename: J
authors.initials: J
authors.lastname: Francis
mesh_terms: D058109:Airway Management / Q000009:adverse effects* / Q000295:instrumentation*; D000818:Animals; D006801:Humans; D007431:Intraoperative Complications / Q000175:diagnosis*; D014132:Trachea / Q000293:injuries*