- U.S. Department of Laborwww.dol.gov
- American Staffing Associationamericanstaffing.net
- National Institutes of Healthhealth.nih.gov
- U.S. Department of Health & Human Serviceswww.hhs.gov
- American Society of Health-System Pharmacists www.safemedication.com
- American Health Care Associationwww.ahcancal.org
