- American Health Care Associationwww.ahcancal.org
- American Public Health Associationwww.apha.org
- Mobility Internationalwww.miusa.org
- Quatris Healthcowww.quatrishealthco.com
- U.S. Department of Health & Human Serviceswww.hhs.gov
- American Medical Associationwww.ama-assn.org
