1. Neuropsychology Department, Kennedy Krieger Institute, Baltimore, MD
2. Department of Psychiatry and Behavioral Sciences, Johns Hopkins School of Medicine, Baltimore, MD
3. Rehabilitation Department, Kennedy Krieger Institute, Baltimore, MD
4. Department of Physical Medicine and Rehabilitation & Department of Pediatrics, Johns Hopkins School of Medicine, Baltimore, MD
5. Department of Physical Medicine & Rehabilitation, Cedars Sinai Medical Center, Los Angeles, CA