Affiliation: | 1. Office of the Clinical Director, NHGRI/NIH, Bethesda, Maryland;2. NIH Undiagnosed Diseases Program, NIH Office of Rare Diseases Research and NHGRI, Bethesda, Maryland;3. National Institute of Neurological Disorder and Stroke, NIH, Bethesda, Maryland;4. Pediatrics and Developmental Neuroscience, NIMH/NIH, Bethesda, Maryland;5. George Washington University School of Medicine and Health Sciences, Children's National Medical Center, Washington, District of Columbia;6. Rehabilitation Medicine Department, Clinical Center, NIH, Bethesda, Maryland |