1. Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, ON, Canada
2. University of Toronto, Interdepartmental Division of Critical Care, Toronto, ON, Canada
3. University Health Network, Division of Critical Care Medicine, Toronto, ON, Canada
4. Department of Medicine, University Health Network, Toronto, ON, Canada
5. Department of Medicine, Division of Infectious Diseases, University of Toronto, Toronto, ON, Canada
6. Lakeridge Health, Division of Infectious Diseases, Oshawa, ON, Canada