character: Emil von Behring
topic: Serotherapy
grade: 11
subject: Biology
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character: Louis Pasteur
topic: Vaccination and Immunology
grade: 11
subject: Biology
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character: Paul Ehrlich
topic: Immunology and Antitoxins
grade: 11
subject: Biology
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character: Robert Koch
topic: Bacteriology and Infectious Diseases
grade: 11
subject: Biology
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