character: Florence Nightingale
topic: Importance of Sanitation in Healthcare
grade: 9
subject: Biology
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character: Joseph Lister
topic: Antiseptic Techniques in Surgery
grade: 9
subject: Biology
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character: Ignaz Semmelweis
topic: Hand Hygiene and Infection Control
grade: 9
subject: Biology
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character: Paul Ehrlich
topic: Development of Antibacterial Treatments
grade: 9
subject: Biology
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