Affiliation: | a Department of Neurology, Michael O’Callaghan Federal Hospital, 4700 N. Las Vegas Blvd, Nellis AFB, NV 89191, United States b Division of Pediatric and Developmental Neurology, Campus Box 8111, Room 12E25, St. Louis Children's Hospital, One Children's Place, Saint Louis, MO 63110, United States c Campus Box 8111, Department of Neurology, Washington University Medical Center, 660 South Euclid Avenue, Saint Louis, MO 63110, United States |