1. Department of Surgery McGill University Medical School Montreal Quebec Canada
2. Jewish General Hospital Stroll Cancer Prevention Center Montreal Quebec Canada
3. Department of Oncology McGill University Medical School Montreal Quebec Canada
4. Department of Hematology Oncology McGill University Medical School Montreal Quebec Canada
5. Department of Hematology Oncology University of Montreal Montreal Quebec Canada
6. Division of Breast Surgery Dana‐Farber/Brigham and Women's Cancer Center Boston Massachusetts
7. Department of Radiation Oncology McGill University Medical School Montreal Quebec Canada