1. Roche Molecular Systems, Inc.; Pleasanton California
2. CSL Plasma Laboratory; Knoxville Tennessee
3. Creative Testing Solutions; Tempe Arizona
4. Bloodworks Northwest
5. Departments of Medicine and Laboratory Medicine; University of Washington; Seattle Washington
6. Indiana Blood Center; Indianapolis Indiana
7. Mississippi Valley Regional Blood Center; Davenport Iowa
8. Department of Pathology; University of Iowa; Iowa City Iowa.