Access Excellence Genentech Activities Exchange: http://www.gene.com/ae/AE/AEC/CC/polio.html

Attack of the Killer Germs: http://tqd.advanced.org/3361/polio.html

Centers for Disease Control and Prevention: www.polio.com/cdcstate.htm

Discovery Channel Online: www.discovery.com/exp/epidemic/polio/polio.html

Family Education Network: familyeducation.com/article/0%2C1120%2C2-475%2C00.html

Food and Drug Administration: http://www.fda.gov/bbs/topics/ANSWERS/ANS00278.html

Institute for Molecular Virology: http://www.bocklabs.wisc.edu/virusviz1.html

New York State Department of Health: www.health.state.ny.us/nysdoh/consumer/polio.htm

Polio Information Center Online: http://cumicro2.cpmc.columbia.edu/PICO/PICO.html

Polio-Remember Your Strength: http://www.prys.net/menu.htm

Polio.Com http://www.polio.com/

Rotary International http://www.rotary.org/

UNICEF http://www.unicef.org/

University of Leicester: wysiwyg://65/http://www-micro.msb.le.ac.uk/224/Vaccines224.html

University of Victoria: http://zeus.bioc.uvic.ca/Tutorials/224tut1/Polio35.html

USAID http://www.usaid.org/

WHO Polio Website http://whqsabin.who.int:8082/