1. Department of Laboratory Medicine, St. Michael's HospitalUniversity of Toronto Toronto Ontario Canada
2. St. Michael's Hospital Centre of Excellence for Patient Blood Management Toronto Ontario Canada
3. Division of Orthopedics, Department of Surgery, St. Michael's HospitalUniversity of Toronto Toronto Ontario Canada
4. Department of Anesthesia, St. Michael's HospitalUniversity of Toronto Toronto Ontario Canada
5. Department of PhysiologyUniversity of Toronto Toronto Ontario Canada
6. Keenan Research Centre for Biomedical ScienceThe Li Ka Shing Knowledge Institute, St. Michael's Hospital Toronto Ontario Canada
7. Ontario Transfusion Coordinators (ONTraC) Toronto Ontario Canada
8. Department of Pharmacy, St. Michael's HospitalUniversity of Toronto Toronto Ontario Canada