character: Louis Pasteur
topic: Germ Theory of Disease
grade: 11
subject: Chemistry
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character: Robert Koch
topic: Postulates of Germ Theory
grade: 11
subject: Chemistry
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character: Joseph Lister
topic: Antiseptic Surgery and Germ Theory
grade: 11
subject: Chemistry
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character: Ignaz Semmelweis
topic: Hand Hygiene and Disease Prevention
grade: 11
subject: Chemistry
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