1 Intensive Care Department, King Abdulaziz Medical City, Ministry of National Guard Health Affairs, King Abdullah International Medical Research Center, Riyadh, College of Medicine, King Saud Bin Abdulaziz University for Health Sciences, Mail Code 1425, PO Box 22490, 11426, Riyadh, Saudi Arabia. [email protected].
2 Divisions of Cardiology and Critical Care, McMaster University, Hamilton, Canada.
3 Department of Intensive Care, CHIREC Hospitals, Université Libre de Bruxelles, Brussels, Belgium.
4 Department of Intensive Care, Copenhagen University Hospital-Rigshospitalet, Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark.
5 Department of Internal Medicine, College of Medicine and Health Sciences, Emirates University, Al Ain, United Arab Emirates.