For more information on the unorthodox practice of chelation
MORE ONLINE RESOURCES ON AUTISM
'Autism: The Hidden Epidemic?' on DVD
"Autism: The Hidden Epidemic?" is a compilation of NBC News special reports on the subject of America's fastest growing serious developmental disability. Included on the DVD are an 11-part "Today" show series, a four-part series from CNBC, extensive reporting from "Nightly News with Brian Williams," as well as comprehensive coverage on autism that aired on MSNBC, NBC Universal's owned-and-operated stations and Telemundo.
SPECIAL COVERAGE FROM NBC NEWS