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  The first vaccine for rabies was developed
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  He was a German Dr. who discovered X-rays
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  Felix Hoffman develops aspirin to relieve pain
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  Karl Landsteiner developes the ABO blood types
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  Insulin is used for diabetes
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  Sir Alexander Fleming discovers penicillin
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  Was started at Cook County Hospital
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  Paul Zool develops the first heart pacemaker for irregular heartbeats
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