character: Louis Pasteur
topic: The Germ Theory of Disease
grade: 12
subject: Biology
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character: Robert Koch
topic: Postulates of Infectious Disease
grade: 12
subject: Biology
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character: Joseph Lister
topic: Antiseptic Surgery
grade: 12
subject: Biology
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character: Ignaz Semmelweis
topic: Hand Hygiene in Preventing Infection
grade: 12
subject: Biology
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