1. Departments of Pathology and
2. Medical and Research Technology, University of Maryland School of Medicine, Baltimore, MD 21201
3. Department of Pathology and Laboratory Medicine, Hartford Hospital, Hartford CT 06102
4. University of Tennessee Medical Center at Knoxville, Dynacare-Tennessee, Knoxville, TN 37920
5. Department of Laboratory Medicine and Pathology, Hennepin County Medical Center and University of Minnesota School of Medicine, Minneapolis, MN 55415
6. Ischemia Technologies, Denver, CO 80221