American Academy of Family Physicians American Academy of Pediatrics
American Medical Association
PATH's Vaccine Resources Library
CBER/VAERS
Centers for Disease Control and Prevention's National Immunization Program
Every Child By Two
Health Resources and Services Admin.
Immunization Action Coalition
Immunization Coalitions Technical Assistance Network
ImmunoFacts
Indian Health Service
Institute for Vaccine Safety
Military Vaccine Agency
National Association of Pediatric Nurse Practitioners
National Association of Pediatric Nurse Practitioners—Hib
National Association of Pediatric Nurse Practitioners—Pertussis
National Center for Education in Maternal and Child Health National Foundation for Infectious Diseases
National Healthy Mothers, Healthy Babies
National Medical Association
National Network for Immunization Information
National Partnership for Immunization
National Vaccine Program Office
Partnership for Prevention
PATH (Program for Appropriate Technology in Health)
Safe Injection Global Network (SIGN)
The Vaccine Page
Vaccine Education Center at The Children's Hospital of Philadelphia
Vaccine Education Center at The Children's Hospital of Philadelphia—Parents PACK (Possessing, Accessing and Communicating Knowledge about vaccines) Program Vaccine Safety Resource
Washington State Immunization Homepage
World Health Organization (WHO)
Immunizations stop disease from spreading.