1. Department of Neurology Program in Trauma University of Maryland School of Medicine Baltimore MD
2. Department of Anesthesia University of Maryland School of Medicine Baltimore MD
3. Departments of Medicine and Epidemiology & Public Health University of Maryland School of Medicine Baltimore MD
4. Department of Critical Care Services Maine Medical Center Portland ME
5. Department of Neurology Columbia University Vagelos College of Physicians and Surgeons New York NY
6. Department of Emergency Medicine Department of Medicine Center for Women’s Health Research University of Colorado School of Medicine Aurora CO
7. Department of Neurology University of Michigan Ann Arbor MI
8. Minneapolis Heart Institute and Minneapolis Heart Institute Foundation Minneapolis MN
9. Department of Health Policy & Management Harvard T.H. Chan School of Public Health Boston MA