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  founded
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  written in Arabic
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  discovered differnce between smallpox and measles
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  founded
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  founded to treat "St.Anthony's fire"
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  health care for the sick
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  tries to practice medicine but is denied
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  Use of scientific method begins
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  invents reflective telescope
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  describes bacteria
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  uses microscope to discover plague fleas
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  discovered first vaccination
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  discovers anesthetic property of nitrous oxide
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  pasteurization of milk
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  practice of medical asepsis
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  discovers there are different blood types
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  discovers first case of Alzheimers
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  invented
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  invents artificial heart
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  performs first ever full face transplant
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