1. College of Medical and Dental Sciences, Institute of Clinical Sciences, School of Nursing, University of Birmingham, Birmingham, UK
2. Faculty of Health Sciences, School of Nursing, University of Ottawa, Ottawa, ON, Canada
3. Division of Critical Care, Department of Medicine, University of Ottawa, Ottawa, ON, Canada
4. Rouge Valley Health System, Toronto, ON, Canada
5. Divisions of Critical Care and Palliative Care, Department of Medicine, University of Ottawa, Ottawa, ON, Canada