1. Department of Family Medicine, Palliative Care Services, St. Joseph's Hospital, Hamilton Health Sciences Corporation, Hamilton, Ontario
2. Department of Clinical Epidemiology & Biostatistics, Program in Evidence-Based Care, Cancer Care Ontario, McMaster University, Hamilton, Ontario
3. St. Peter's Hospital, Hamilton, Ontario
4. Palliative Care Services, St. Joseph's Hospital, Hamilton, Ontario
5. Health Information Research Unit, Department of Clinical Epidemiology & Biostatistics, McMaster University, Hamilton, Ontario
6. Medical Oncology, Nova Scotia Cancer Centre, Halifax, Nova Scotia
7. Department of Medicine, Supportive Cancer Care Research Unit, McMaster University, Hamilton, Ontario, Canada