1 Department of Critical Care, Lakeridge Health, Oshawa, Ontario, Canada; Department of Critical Care Medicine, Queen's University, Kingston, Ontario, Canada. Electronic address: sfernando@qmed.ca.
2 Division of Pulmonary and Critical Care Medicine, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA. Electronic address: ssahety1@jhmi.edu.
3 Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto, Ontario, Canada; Institute of Health Policy, Management and Evaluation, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada; Toronto General Hospital Research Institute, University Health Network, 585 University Avenue, 9-MaRS-9013, Toronto, Ontario M5G 2N2, Canada. Electronic address: eddy.fan@uhn.ca.