1. American Red Cross, Scientific Affairs Dedham Massachusetts
2. Blood Research Institute, BloodCenter of Wisconsin, Milwaukee Wisconsin
3. RTI International Rockville Maryland
4. American Red Cross, Scientific Affairs Farmington Connecticut
5. Institute for Transfusion Medicine Pittsburgh Pennsylvania
6. Blood Systems Research Institute San Francisco California
7. University of British Columbia Victoria British Columbia Canada
8. National Heart, Lung, and Blood Institute Bethesda Maryland
9. Department of Cell BiologyNeurobiology and Anatomy, Medical College of Wisconsin Milwaukee Wisconsin