title: Esophageal-tracheal Combitube, colorimetric carbon dioxide detection, and the esophageal detector device.
authors.forename: W H
authors.initials: WH
authors.lastname: Maleck
authors.forename: K P
authors.initials: KP
authors.lastname: Koetter
mesh_terms: D002245:Carbon Dioxide / Q000032:analysis*; D003124:Colorimetry / Q000295:instrumentation*; D004947:Esophagus; D006801:Humans; D007440:Intubation; D007442:Intubation, Intratracheal / Q000295:instrumentation*
chemical_list: D002245:Carbon Dioxide