1. University of Calgary, Departments of Surgery and Community Health Sciences, Clinician Investigator Program and the Department of Surgery, Intensive Care Unit Administration, Ground Floor McCaig Tower,
3134 Hospital Drive Northwest, Calgary, Alberta, T2N 5A1, Canada
2. Dalhousie University and the Queen Elizabeth II Health Sciences Centre, Division of Critical Care Medicine, Department of Anesthesia, Pain Management and Perioperative Medicine,
Room 5452, Halifax Infirmary, 1796 Summer Street, Halifax, Nova Scotia, B3H 3A7, Canada ; ;