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surgery is considered a proffesion
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Dissection and auotopsies become staple
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healthcare for the sick
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renaissance
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invents the microscope
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one of the faathers surgery
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use of scientific method begings
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uses microscope to discover plague fleas
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publishes his Treatise of the Scurvy stating that citrus fruits prevent scurvy
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introduces the system to classify blood into A, B, AB, and O groups
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discovers penicillin
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He discovered the dofference between smallpoxs and measles