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Health: Polio Discuss this eTheme

These sites about polio explain how the disease is spread and the efforts to eradicate it by 2005. Find out where in the world there has been a recent increase in polio cases. See photographs documenting the fight against polio, and explore interactive timelines to learn why new cases have drastically decreased since the 1950s. Read biographies about Jonas Salk and Albert Sabin, inventors of two different polio vaccines. Also learn about the iron lung and how it helped people with polio. Includes information about author Peg Kehret’s book, “Small Steps: The Year I Got Polio.”

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创建日期: 2004年2月11日 07:42 | 更新日期: 2012年10月16日 15:49