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  Ibn al-Baitar wrote on botany and pharmacy.Studied animal anatomy and medicine.
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  The hospital of Santa Maria Nuova was founded in Florence and was strictly medical.
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  Islamic hospitals; Health care for the sick
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  human anatomical studies allowed
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  reflective microscope
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  describes bacteria
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  uses microscope to discover plague fleas
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  Edward Jenner discovered the 1st vacination
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  practive of medical asepis
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  Robert Koch- discovery of pathogens.
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  bubonic plaque hits San Franscisco
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  Treatments for infections are mastered
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  Discovers penicillin
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  discovers the polo vaccine
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  Gardasil, a vaccine to prevent cervical cancer, is approved b the FDA
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  Rhazes discovered the differnece between small pox and measles.
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  The first case of Small pox occured