aCentre for Blood Research, Life Sciences Institute, University of British Columbia, Vancouver, British Columbia, Canada

bDepartment of Medicine, University of British Columbia, Vancouver, British Columbia, Canada

cCanadian Blood Services, Medical Affairs and Innovation, Ottawa, Ontario, Canada

dDepartment of Pathology and Laboratory Medicine, University of British Columbia, Vancouver, British Columbia, Canada

eUniversity of British Columbia, Vancouver, British Columbia, Canada

Correspondence to Edward M. Conway, Ed Pryzdial, MD, PhD, Director of Centre for Blood Research, 4306-2350 Health Sciences Mall, University of British Columbia, Vancouver, BC V6T 1Z3, Canada. Tel: +1 604 822 4252; e-mail: [email protected] (Edward M. Conway); Tel: +1 604 822 3823; e-mail: [email protected] (Ed Pryzdial)