1. Department of Pathology and Laboratory MedicineUniversity of Vermont Medical Center Burlington Vermont
2. Department of Pathology and Laboratory MedicineUniversity of Pittsburgh Pittsburgh Pennsylvania
3. Hemotherapy and Cell Therapy DepartmentHospital Israelita Albert Einstein Sao Paulo Brazil
4. Department of Laboratory Medicine and PathologyUniversity of Minnesota Minneapolis Minnesota
5. Department of Laboratory Medicine and PathologyMayo Clinic Rochester Minnesota
6. Blood Services ‐ West DivisionAmerican Red Cross Minnesota
7. Department of Pathology and Laboratory MedicineUniversity of North Carolina Chapel Hill North Carolina
8. New York Blood Center New York New York
9. Wing‐Kwai and Alice Lee‐Tsing Chung Transfusion Service, Department of Pathology and Laboratory MedicineDavid Geffen School of Medicine, University of California Los Angeles Los Angeles California
10. Department of Pathology and Laboratory MedicineDartmouth‐Hitchcock Medical Center Lebanon New Hampshire