1. General anaesthesia versus local anaesthesia for carotid surgery (GALA): a multicenter, randomized controlled trial;GALA Trial Collaborative Group;Lancet,2008
2. Anaesthesia for hip fracture surgery in adults;Parker;Cochrane Database of Systematic Reviews,2004
3. The Royal College of Anaesthetists and The Difficult Airway Society 4th National Audit Project of the Royal College of Anaesthetists and The Difficult Airway Society: Major complications of airway management in the United Kingdom, 2011 http://www.rcoa.ac.uk/node/4211
4. Can we make airway management (even) safer? - lessons from national audit;Woodall;Anaesthesia,2011
5. Airway challenges in critical care;Nolan;Anaesthesia,2011