General Information on Vaccines
Advisory Committee on Immunization Practices (ACIP) 
American Academy of Family Physicians (AAFP)
American Academy of Pediatrics (AAP)
Center for Biologics Evaluation and Research (CBER) - US Food and Drug Administration (FDA) 
FDA Recalls (Vaccines)
Centers for Disease Control and Prevention (CDC) - Vaccines & Immunizations
Coalition for Epidemic Preparedness Innovations
Immunization Action Coalition
Infectious Disease Society of America (IDSA) - Immunizations
Institute of Medicine (IOM) Reports
National Foundation for Infectious Diseases
National Institute of Allergy and Infectious Disease (NIAID)
National Network for Immunization Information
PATH's Vaccine Resource Library (VRL)
Vaccine Adverse Event Reporting System (VAERS) (includes VAERS reporting forms)
         Reportable Events Table
World Health Organization (WHO)
          Global Vaccine Safety
         Immunization, Vaccines and Biologicals - scientific basis of vaccination and WHO recommendations
         Vaccine safety links - web sites meeting credibility and content good information practices criteria
Travel Information
American Society for Tropical Medicine and Hygiene - Travel Clinic Directories
Canadian Health - Information for Travelers
Center for Disease Control and Prevention - Travelers' Health - Immunizations
U.S. State Department - Traveler's Warnings, Consular Information Sheets & Public Announcements
Adode Acrobat Reader download (free)
Pub Med
Uniform requirements for manuscripts submitted to biomedical journals