Charlotte DeCroes Jacobs的图书会按更新时间持续补充，适合从代表作和同主题书继续延展阅读。
Jonas Salk
Charlotte DeCroes Jacobs
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When a waiting world learned on April 12, 1955, that Jonas Salk had successfully created a vaccine to prevent poliomyelitis, he became a hero overnight. Born in a New York tenement, humble in manne
