title: Esophageal placement of an airway exchange catheter.
authors: John G T
authors: JG
authors: Augoustides
mesh_terms: D000465:Algorithms; D002245:Carbon Dioxide / Q000032:analysis*; D004947:Esophagus; D005547:Foreign Bodies / Q000209:etiology*; D006801:Humans; D007442:Intubation, Intratracheal / Q000295:instrumentation* / Q000379:methods; D019300:Medical Errors / Q000517:prevention & control
chemical_list: D002245:Carbon Dioxide