• Centers for Disease Control

  • FedWorld Information Network

  • Food and Drug Administration

  • Health Care Financing Administration

  • National Center for Health Statistics

  • National Institutes of Health

  • U.S. National Library of Medicine
    • Searches:
      • MEDLINE 1966-present
      • PREMEDLINE (Current journals titles & authors only)
      • OLDMEDLINE (1964-1965),
      • AIDSLINE, HEALTHSTAR (health administration database),
      • DIRLINE, etc.
      • PubMed - Searches MEDLINE 1966-present
      • Avicenna
      • HealthGate
      • Medscape 
  • National Library of Medicine
  • NIOSH
  • OSHA