- American Federation for Aging Researchwww.infoaging.org
- U.S. Department of Health & Human Serviceswww.hhs.gov
- Mayo Clinicwww.mayoclinic.com
- National Institutes of Healthwww.health.nih.gov
- National Association for Home Care and Hospicewww.nahc.org
- The AGS Foundation for Health in Agingwww.healthinaging.org
