Cook T.M., Howes B. Continuing Education in Anaesthesia Critical Care and Pain 2011; 11: 56-61.
Van Zundert A., Brimacombe J. Anaesthesia 2008; 63: 202-213.
4th National Audit Project of the Royal College of Anaesthetists and the Difficult Airway Society: Major Complications of Airway Management in the United Kingdom. Report and findings: March 2011. Editors: Dr Tim Cook, Dr Nick Woodall and Dr Chris Frerk.
Verghese C., Ramaswamy B. BJA 2008; 101 (3): 405-410.
Jagannathan N. et al. Anaesthesia 2012; 67 (2): 139-144.
Beleña J.M. et al. J Clin Anesth 2011; 23: 456-460.
Roiss M. et al. Poster presented at the American Association of Anesthesiologists, Annual Meeting 15-19th October 2011, Chicago.
Sharma V. et al. BJA 2010; 105 (2): 228-232.
Abdi W. et al. Acta Anaesthesiol Scand. 2010; 54 (2): 141-146.
Trevisanuto D. et al. Resuscitation 2012; 83: 97-100.