Lockey, David; O'Brien, Benjamin; Wise, David; Davies, Gareth
London Helicopter Emergency Medical Service, London, UK
Correspondence to David Lockey, London Helicopter Emergency Medical Service, London, UK
E-mail: [email protected]
Received 26 August 2007 Accepted 23 October 2007
doi: 10.1097/MEJ.0b013e3282f4ce19
