- U.S. Department of Health & Human Serviceswww.hhs.gov
- American Public Health Associationwww.apha.org
- American Health Care Associationwww.ahcancal.org
- Centers for Medicare & Medicaid Services (CMS)www.cms.gov
- Developmental Disabilities Resource Center
www.ddrcco.com - National Institutes of Health
www.health.nih.gov - IDPH is Illinois Department of Public Healthwww.dph.illinois.gov