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Hagberg, Carin A.; Vartazarian, Tigran N.; Chelly, Jacques E.; Ovassapian, Andranik (2004). "The incidence of gastroesophageal reflux and tracheal aspiration detected with pH electrodes is similar with the Laryngeal Mask Airway® and Esophageal Tracheal Combitube® — a pilot study". Canadian Journal of Anesthesia. 51 (3): 243–249. doi:10.1007/BF03019104. PMID15010407.
Vézina, Marie-Claude; Nicole, Pierre C.; Trépanier, Claude A.; Lessard, Martin R. (2005). "Retrospective study of complications associated with the combitube®". Canadian Journal of Anesthesia. 52: A125. doi:10.1007/BF03023163.
Zamora, Jorge E.; Saha, Tarit K. (2008). "Combitube™ rescue for cesarean delivery followed by ninth and twelfth cranial nerve dysfunction". Canadian Journal of Anesthesia. 55 (11): 779–784. doi:10.1007/BF03016352. PMID19138919.
Hagberg, Carin A.; Vartazarian, Tigran N.; Chelly, Jacques E.; Ovassapian, Andranik (2004). "The incidence of gastroesophageal reflux and tracheal aspiration detected with pH electrodes is similar with the Laryngeal Mask Airway® and Esophageal Tracheal Combitube® — a pilot study". Canadian Journal of Anesthesia. 51 (3): 243–249. doi:10.1007/BF03019104. PMID15010407.