[1] University College London,Division of Surgery and Interventional Science, Centre for Perioperative Medicine
[2] YMBA Building,Network for Improving Critical Care Systems and Training
[3] Mahidol Oxford Tropical Medicine Research Unit,Department of Anesthesia and Perioperative Medicine
[4] Groote Schuur Hospital and University of Cape Town,Adult Critical Care Unit
[5] The Royal London Hospital,Library Services
[6] Barts Health NHS Trust,Critical Care and Perioperative Medicine Research Group, William Harvey Research Institute, c/o ACCU Research Team
[7] University College London,Department of Surgery
[8] Royal London Hospital,Division of Surgery, Department of Targeted Intervention
[9] Queen Mary University of London,undefined
[10] Jaffna Teaching Hospital,undefined
[11] University College London,undefined