- National Institute of Mental Healthwww.nimh.nih.gov
- American Psychological Associationwww.apa.org
- Mental Health Americawww.mhanational.org
- Children and Adults With Attention-Deficit/Hyperactivity Disorder (CHADD)www.chadd.org
- Substance Abuse and Mental Health Services Administrationwww.samhsa.gov
