- US Department of Health and Human Serviceswww.hhs.gov
- Home Care Association of Americawww.hcaoa.org
- American Association for Homecarewww.aahomecare.org
- American Health Care Associationwww.ahcancal.org
- Pennsylvania Department of Healthwww.health.pa.gov
- Pennsylvania Department of Agingwww.aging.pa.gov
- Pennsylvania Homecare Associationwww.pahomecare.org
- Families USAwww.familiesusa.org
- Mayo Clinicwww.mayoclinic.org