character: Ignaz Semmelweis
topic: Hand Hygiene and Infection Control
grade: 11
subject: Biology
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character: Florence Nightingale
topic: Importance of Hygiene in Healthcare
grade: 11
subject: Biology
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character: Louis Pasteur
topic: Germ Theory of Disease
grade: 11
subject: Biology
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character: Joseph Lister
topic: Antiseptic Techniques in Surgery
grade: 11
subject: Biology
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