1. QEII Health Sciences Centre, Division of Digestive Care & Endoscopy , Halifax , Canada
2. University of Saskatchewan, College of Nursing , Saskatoon , Canada
3. University of Toronto, Institute for Life Course and Aging , Toronto , Canada
4. Dalhousie University, Research Methods Unit , Halifax , Canada
5. University of Calgary, Patient and Community Engagement Research Program , Calgary , Canada
6. University of Alberta, Faculty of Medicine and Dentistry , Edmonton , Canada
7. University of Toronto , Toronto , Canada
8. University of Ottawa , Ottawa , Canada
9. Dalhousie University, Faculty of Medicine , Halifax , Canada
10. McGill University , Montreal , Canada
11. University of Saskatchewan , Saskatoon , Canada
12. University of British Columbia , Vancouver , Canada