character: Ignaz Semmelweis
topic: Hand Hygiene and its Impact on Infection Control
grade: 9
subject: Science
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character: Joseph Lister
topic: Antiseptic Techniques in Surgery
grade: 9
subject: Science
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character: Florence Nightingale
topic: The Role of Hygiene in Nursing
grade: 9
subject: Science
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character: Louis Pasteur
topic: Germ Theory and Infection Control
grade: 9
subject: Science
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