1. Department of Emergency Medicine, Alpert Medical School of Brown University, Providence, RI (T.E.M., O.W.C.).
2. Department of Epidemiology, Brown University School of Public Health, Providence, RI (T.E.M.).
3. Miami Neuroscience Institute, Baptist Health South Florida (F.D.L.R.L.R.).
4. Department of Neurology and Rehabilitation Medicine (F.D.L.R.L.R., K.A., D.W., S.F., P.K., M.L.F., E.A.M., S.L.D., K.W., J.P.B., B.M.K., D.O.K.), University of Cincinnati College of Medicine, OH.
5. Department of Pediatrics (J.C.K.), University of Cincinnati College of Medicine, OH.
6. Division of Biostatistics and Epidemiology, Cincinnati Children’s Hospital Medical Center, OH (J.C.K.).
7. UC Gardner Neuroscience Institute, Cincinnati, OH (D.W., S.F., P.K., M.L.F., E.A.M., S.L.D., K.W., J.P.B., B.M.K., D.O.K.).
8. Neurology Program, Veterans Health Administration and Department of Neurology, Baylor College of Medicine, Houston, TX (S.M.).
9. Department of Emergency Medicine, Washington University, St. Louis, MO (O.A.).
10. Department of Neurology, Indiana University School of Medicine, Indianapolis (J.M.).
11. Department of Neurology, University of Chicago, IL (E.C.).
12. Department of Neurology, Yale School of Medicine, New Haven, CT (A.S.J.).
13. University of Kansas Medical Center (S.J.S.).
14. Soroka Medical Center, Beersheva, Israel (M.S.).