1 Department of Pathology, Microbiology, and Immunology, Vanderbilt University Medical Center, Nashville, Tennessee, USA.
2 Department of Pathology, University of Texas Southwestern Medical Center, Dallas, Texas, USA.
3 Carter BloodCare, Bedford, Texas, USA.
4 Department of Pathology and Laboratory Medicine, University of Miami Miller School of Medicine, Miami, Florida, USA.
5 Wing-Kwai and Alice Lee-Tsing Chung Transfusion Service, Department of Pathology and Laboratory Medicine, David Geffen School of Medicine at UCLA, Los Angeles, California, USA.
6 Department of Pathology, City of Hope National Medical Center, Irvine, California, USA.
7 Department of Pathology, University of California San Diego, La Jolla, California, USA.
8 Department of Pathology, Moffitt Cancer Center, Tampa, Florida, USA.
9 Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Ontario, Canada.
10 Canadian Blood Services, Medical Affairs and Innovation, Toronto, Ontario, Canada.