- National Institute of Mental Healthwww.nimh.nih.gov
- American Psychological Associationwww.apa.org
- Mayo Clinicwww.mayoclinic.com
- Centers for Medicare & Medicaid Services (CMS)www.cms.gov
- National Council on Disabilitywww.ncd.gov
- Verywell mind www.verywellmind.com
