1. Department of Laboratory Medicine; Yale University School of Medicine; New Haven CT
2. Department of Pediatrics; Yale University School of Medicine; New Haven Connecticut
3. Department of Laboratory Medicine; University of California; San Francisco CA
4. Blood Systems Research Institute; San Francisco California
5. RTI International; Rockville Maryland
6. Bloodworks Northwest; Seattle Washington
7. Division of Transfusion Medicine; Johns Hopkins University School of Medicine; Baltimore Maryland
8. Blood Center of Wisconsin; Milwaukee WI
9. Department of Pathology; Medical College of Wisconsin; Milwaukee Wisconsin
10. Center for Blood Research, University of British Columbia; Vancouver British Columbia Canada
11. Retired; Clarksburg Maryland
12. The Institute for Transfusion Medicine; Pittsburgh Pennsylvania