1. Department of Pediatrics Division of Clinical Neurosciences University of Tennessee Health Science Center Memphis Tennessee U.S.A
2. Neuroscience Institute Le Bonheur Children's Hospital Memphis Tennessee U.S.A
3. Department of Radiology University of Tennessee Health Science Center Memphis Tennessee U.S.A
4. Department of Neurosurgery University of Tennessee Health Science Center Memphis Tennessee U.S.A
5. Department of Pediatrics Division of Pediatric Neurology University of Tennessee Health Science Center Memphis Tennessee U.S.A
6. Magnetoencephalography Laboratory Florida Hospital for Children Orlando Florida U.S.A
7. Comprehensive Epilepsy Center at Florida Hospital for Children Orlando FloridaU.S.A