- American Staffing Associationwww.americanstaffing.net
- U.S. Department of Labor www.dol.gov
- U.S. Bureau of Labor Statisticswww.bls.gov
- TN Department of Healthwww.tn.gov
- TN Department of Labor & Workforce Developmentwww.tn.gov
- World Health Organizationwww.who.int
- Centers for Disease Control and Preventionwww.cdc.gov
- U.S. Food & Drug Aministrationwww.fda.gov
