character: Joseph Lister
topic: Antiseptic Surgery and Its Impact on Medicine
grade: 9
subject: Science
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character: Ignaz Semmelweis
topic: Hand Hygiene and Infection Control
grade: 9
subject: Science
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character: Louis Pasteur
topic: Germ Theory and its Role in Medicine
grade: 9
subject: Science
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character: Florence Nightingale
topic: Sanitary Practices in Nursing and Hospital Design
grade: 9
subject: Science
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