- Administration on Intellectual and Developmental Disabilities (AIDD)
www.acl.gov - The Arc of the United States – National/State Chapters for Developmental Disabilities
www.thearc.org - American Association on Intellectual and Developmental Disabilities (formerly AAMR)
www.aaidd.org - DisabilityMeasures.org
www.disabilitymeasures.org - International Classification of Functioning, Disability, and Health
www.cdc.gov - Cerebral Palsy Guidance
www.cerebralpalsyguidance.com