Spastic Paraplegia Foundation 7700 Leesburg Pike, Ste 123 Falls Church, VA 22043 USA Tel: (703) 495-9261 Email: information@sp-foundation.org Web Site: www.sp-foundation.org
NIH/National Institute of Neurological Disorders and Stroke (NINDS) 9000 Rockville Pike Bethesda, MD 20892 (301) 496-5751 (800) 352-9424 Web site: http://www.ninds.nih.gov/