- Home Care Association of Americawww.hcaoa.org
- American Caregiver Associationamericancaregiverassociation.org
- American Society for Nutritionnutrition.org
- American Geriatrics Societywww.americangeriatrics.org
- Stanford Center on Longevitylongevity.stanford.edu
- National Institutes of Healthwww.nih.gov
- Centers for Disease Control and Preventionwww.cdc.gov
