Affiliation: | 1. Departments of Neurological Surgery and Medicine, Division of Medical Genetics, University of Washington, Seattle, Washington, USA;2. Department of Pediatrics, Division of Medical Genetics, University of Utah, Salt Lake City, Utah, USA;3. Department of Pediatrics, University of Washington, Seattle, Washington, USA;4. Departments of Pediatrics and Neurology, University of Utah, Salt Lake City, Utah, USA |