List, Since I have a child with Autism and a father with Parkinson's disease, this leads me into a variety of areas of research. Recently I have begun to investigate the possibility of virus related causes of these two diseases. I have just begun my father on a natural anti viral treatment, with some positive results. To learn more about Slealth Viruses and the connection with Parkinson's disease please check out Dr. Martin's web-site at http://www.ccid.org/Stealth.html Linda Forrest's Mom