1. Department of Radiology Washington University School of Medicine 510 S. Kingshighway Blvd St. Louis Missouri 63110
2. Department of Pathology & Immunology Washington University School of Medicine 510 S. Kingshighway Blvd St. Louis Missouri 63110
3. Department of Radiology University of Pennsylvania Philadelphia Pennsylvania 19104
4. Internal Medicine Pfizer Inc. Cambridge Massachusetts 02139
5. Department of Neurology Washington University School of Medicine 510 S. Kingshighway Blvd St. Louis Missouri 63110