The ARC of the United States

AAMR - American Association on Mental Retardation

The Autism Society of America

CHADD - Children and Adults with Attention Deficit/Hyperactivity Disorder

LDAA - Learning Disabilities Association of America

NADD - National Association on Duel Diagnosis

AUCD-Association of University Centers on Disabilities

NCLD-National Center for Learning Disabilities

NAMI-The National Alliance for the Mentally Ill

RUPP Study: Methylphenidate in Children and Adolescents with PDD

Epilepsy Foundation of America

On-line Health Resources

TASH

Autism Connect

AWARES, the All Wales Autism Resource

Looking Up Autism