1. B Hearson (corresponding author) Winnipeg Regional Health Authority Palliative Care Program, and Canadian Virtual Hospice, 10 Doral Way, Headingly, Manitoba, Canada R4H 1J4;
2. Faculty of Nursing, University of Manitoba, and Manitoba Palliative Care Research Unit, CancerCare Manitoba, Winnipeg, Manitoba, Canada
3. Faculty of Nursing, University of Manitoba, Winnipeg, Manitoba, Canada
4. Faculty of Medicine, University of Manitoba, and Palliative Care Program, Winnipeg Regional Health Authority, Winnipeg, Manitoba, Canada