| Authors: |
Warnakulasuriya SR; Department for Targeted Intervention, UCL/UCLH Surgical Outcomes Research Centre, Centre for Perioperative Medicine, University College London.; Health Services Research Centre, National Institute for Academic Anaesthesia, Royal College of Anaesthetists, London, UK., Patel RC; Department for Targeted Intervention, UCL/UCLH Surgical Outcomes Research Centre, Centre for Perioperative Medicine, University College London.; Health Services Research Centre, National Institute for Academic Anaesthesia, Royal College of Anaesthetists, London, UK., Singleton GF; Department for Targeted Intervention, UCL/UCLH Surgical Outcomes Research Centre, Centre for Perioperative Medicine, University College London.; Health Services Research Centre, National Institute for Academic Anaesthesia, Royal College of Anaesthetists, London, UK., Moonesinghe SR; Department for Targeted Intervention, UCL/UCLH Surgical Outcomes Research Centre, Centre for Perioperative Medicine, University College London.; Health Services Research Centre, National Institute for Academic Anaesthesia, Royal College of Anaesthetists, London, UK. |