- American Public Health Associationwww.apha.org
- Home Care Association of Americawww.hcaoa.org
- American Geriatrics Societywww.americangeriatrics.org
- Health Finderwww.healthfinder.gov
- National Institutes of Healthwww.health.nih.gov
- U.S. Department of Health & Human Serviceswww.hhs.gov
