Centers for Disease Control and Prevention (CDC)
National Immunization Project
http://www.cdc.gov/nip/default.htm

Department of Health and Human Services
National Vaccine Program Office
http://www.hhs.gov/nvpo/

Food and Drug Administration
Center for Biologics Evaluation and Research
http://www.fda.gov/cber/vaccines.htm

National Institutes of Health
Vaccine Research Center
http://www.vrc.nih.gov/VRC/

U.S. Agency for International Development
Immunization Basics
http://www.immunizationbasics.jsi.com/

Global Alliance for Vaccines and Immunizations
http://www.gavialliance.org/

Pan American Health Organization
Immunization
http://www.paho.org/english/ad/fch/im/Vaccines.htm

World Health Organization
Expanded Programme on Immunization
http://www.wpro.who.int/sites/epi/overview.htm

World Health Organization
Immunizations, Vaccines and Biologicals
http://www.who.int/immunization/en/index.html

Childhood Immunization Support Program
http://www.cispimmunize.org/
The Childhood Immunization Support Program, supported by the American Academy of Pediatrics, offers information on immunization for parents.

PATH
http://www.path.org/vaccineresources
PATH is an international, nonprofit organization working toward sustainable, culturally relevant solutions to enable communities worldwide to break longstanding cycles of poor health.

Vaccine Education Center
http://www.chop.edu/consumer/jsp/microsite/microsite.jsp?id=75918
The Children's Hospital of Philadelphia, Pennsylvania, sponsors this site devoted to dispelling misconceptions and misinformation surrounding childhood vaccines.

Aeras Global Tuberculosis Vaccine Foundation
http://www.aeras.org/
Aeras works to develop new vaccines against tuberculosis and ensure availability to all who need them. A nonprofit organization, Aeras receives support from the Bill & Melinda Gates Foundation, the U.S. Centers for Disease Control and Prevention, and the Government of Denmark.

AIDS Vaccine Advocacy Coalition
http://www.avac.org
Founded in 1995, the nonprofit AIDS Vaccine Advocacy Coalition (AVAC) seeks to promote accelerated research and global delivery of AIDS vaccines.

Center for HIV-AIDS Vaccine Immunology
http://chavi.org/
The Center for HIV-AIDS Vaccine Immunology (CHAVI) is a consortium of universities and academic medical centers established by the National Institute of Allergy and Infectious Diseases to solve problems in HIV vaccine development and design.

Global Polio Eradication Initiative
http://www.polioeradication.org/

International AIDS Vaccine Initiative
http://www.iavi.org
The International AIDS Vaccine Initiative (IAVI) is a nonprofit organization operating in 23 countries and working to speed the search for a vaccine to prevent HIV infection and AIDS.

Malaria Vaccine Initiative
http://malariavaccine.org
The mission of the Malaria Vaccine Initiative (MVI) is to accelerate the development of promising malaria vaccine and to ensure its availability and accessibility in the developing world.

Smithsonian Institution
Whatever Happened to Polio?
http://americanhistory.si.edu/polio/index.htm

Tuberculosis Vaccine Fact Sheet
http://www.cdc.gov/nchstp/tb/pubs/tbfactsheets/250120.htm

Allied Vaccine Group
http://www.vaccine.org/
This site is a portal dedicated to presenting scientific information about vaccines.

Immunization Action Coalition
http://www.immunize.org/
http://www.immunize.org/catg.d/noneng.htm
The Immunization Action Coalition works to increase immunization rates and prevent disease by creating and distributing educational materials for health professionals and the public.

National Foundation for Infectious Diseases
http://www.nfid.org/index.html
The National Foundation for Infectious Diseases is a nonprofit group working to educate the public and healthcare professionals about the causes, treatment, and prevention of infectious diseases.

National Network for Immunization Information
http://www.immunizationinfo.org/
The National Network for Immunization Information (NNii) works to provide scientifically valid information related to immunization. NNii is an affiliation of the Infectious Diseases Society of America, the Pediatric Infectious Diseases Society, the American Academy of Pediatrics, and other related associations.

The U.S. Department of State assumes no responsibility for the content and availability of the resources from other agencies and organizations listed above. All Internet links were active as of March 2007.