1 Canadian Blood Services, University of Alberta, 8249 114 St. NW, Edmonton, AB, T6G 2R8, Canada.
2 Laboratory Medicine and Pathology Royal Alexandra Hospital, 10240 Kingsway Avenue, Edmonton, AB, T5H 3V9, Canada.
3 Department of Hemotherapy and Hemostasis, Hospital Clinic, Villaroel 170, Barcelona, 08036, Spain.
4 Department of Laboratory Hematology (Transfusion Medicine), University Health Network and Affiliated Hospitals, University of Toronto, 306 - 200 Elizabeth Street, Toronto, ON, M5G 2C4, Canada.