- American Health Care Associationwww.ahcancal.org
- American Medical Associationwww.ama-assn.org
- American Nurses Associationwww.nursingworld.org
- American Public Health Association www.apha.org
- International Council of Nurseswww.icn.ch
- National Institutes of Healthwww.health.nih.gov
- US Department of Health & Human Serviceswww.hhs.gov
