1. Division of Intensive Care Medicine, Department of Medicine, Centre hospitalier de l'Université de Montréal, Montréal, Quebec, Canada.
2. Department of Anesthesiology and Intensive Care Medicine, Université Côte d'Azur Hôpital Pasteur, Nice, France.
3. Division of Intensive Care Medicine, Department of Anesthesiology, Clinical Pharmacology, Intensive Care and Emergency Medicine, Geneva University Hospital, Geneva, Switzerland.