1. Department of Radiation Oncology; Dalhousie University; Saint John New Brunswick E2L-4L4 Canada
2. Canadian Partnership for Quality Radiotherapy; Red Deer Alberta T4R0C1 Canada
3. Department of Radiation Oncology; University of British Columbia; Prince George British Columbia V2M-7E9 Canada
4. Department of Radiation Oncology; Sunnybrook Health Sciences Centre; University of Toronto; Toronto Ontario M4N-3M5 Canada
5. Department of Radiation Oncology; Dalhousie University; Halifax Nova Scotia B3H-4R2 Canada
6. Department of Radiation Oncology; Queen's University; Kingston Ontario K7L-5P9 Canada
7. Department of Radiation Oncology; Princess Margaret Cancer Centre; University of Toronto; Toronto Ontario M5G-2M9 Canada