1 Department of Anesthesiology, Department of Medicine, Division of Intensive Care Medicine, Institut universitaire de cardiologie et de pneumologie de Québec - Université Laval, Quebec, Canada. Electronic address: etienne.couture.3@ulaval.ca.
2 Department of Anesthesiology, Institut universitaire de cardiologie et de pneumologie de Québec - Université Laval, Quebec, Canada.
3 Department of Anesthesiology and Perioperative Medicine, Mayo Clinic, Rochester, MN.