1. Department of Critical Care, King’s College London, Guy’s & St Thomas’ NHS Foundation Trust, London, United Kingdom
2. Division of Nephrology, Excellence Center in Critical Care Nephrology, King Chulalongkorn Memorial Hospital, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
3. Departments of Medicine and Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada