Levy N, Mills P, Mythen M
Department of Anaesthesia, West Suffolk Hospital, Bury St Edmunds, Suffolk, UK.
University College London Hospitals, NIHR Biomedical Research Centre, London, UK.
Anaesthesia. 2016 Sep;71(9):1008-12. doi: 10.1111/anae.13495. Epub 2016 Apr 15.