1. Department of Neurology; University of Rochester Medical Center; Rochester New York U.S.A
2. University at Buffalo School of Medicine; Buffalo New York U.S.A
3. Departments of Neurology and Pediatrics; Pediatric Epilepsy Center; Washington University; St. Louis Missouri U.S.A
4. Department of Neurology and Division of Genetic Medicine; Department of Pediatrics; University of Washington; Center for Integrative Brain Research; Seattle Research Institute; Seattle Washington U.S.A
5. LeBonheur Children's Hospital and the University of Tennessee; Memphis Tennessee U.S.A
6. Departments of Pediatrics and Biomedical Genetics; Center for Neural Development & Disease; University of Rochester Medical Center; Rochester New York U.S.A