character: Robert Koch
topic: Postulates of Germ Theory
grade: 11
subject: Biology
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character: Louis Pasteur
topic: Contributions to Germ Theory
grade: 11
subject: Biology
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character: Ignaz Semmelweis
topic: Importance of Hand Hygiene in Infection Control
grade: 11
subject: Biology
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character: Joseph Lister
topic: Antiseptic Techniques in Surgery
grade: 11
subject: Biology
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