- The Joint Commissionwww.jointcommission.org
- Centers for Medicare & Medicaid Services www.cms.gov
- National Government Services www.ngsservices.com
- National Hospice and Palliative Care Organization www.nhpco.org
- International Council of Nurses www.icn.ch
- American Health Care Associationwww.ahcancal.org
- Hospice Foundation of Americawww.hospicefoundation.org
- American Public Health Associationwww.apha.org
- The California Department of Public Health, Licensing and Certificationwww.cdph.ca.gov