- American Health Care Associationwww.ahcancal.org
- Centers for Medicare & Medicaid Services (CMS)www.cms.gov
- National Institutes of Healthwww.health.nih.gov
- U.S. Department of Health & Human Serviceswww.hhs.gov
- American Federation for Aging Researchwww.infoaging.org
- National Council on Agingwww.ncoa.org
