1. Mallinckrodt Institute of Radiology Washington University in St. Louis St. Louis MissouriUSA
2. Department of Neurology Washington University in St. Louis St. Louis MissouriUSA
3. Department of Pediatrics Washington University in St. Louis St. Louis MissouriUSA
4. Department of Radiology Medical College of Wisconsin Milwaukee WisconsinUSA
5. Department of Biomedical Engineering Washington University in St. Louis St. Louis MissouriUSA