- American Diabetes Association www.diabetes.org
- American Health Care Association www.ahcancal.org
- American Heart Association www.americanheart.org
- American Medical Association www.ama-assn.org
- American Public Health Association www.apha.org
- International Council of Nurses www.icn.ch
- Mayo Clinic www.mayoclinic.com
- National Institute of Mental Health www.nimh.nih.gov
- National Institutes of Health www.health.nih.gov
