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  The first to identify small pox and to suggest blood is the cause of the infectious disease.
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  Medical doctors wrote the consilium that describes various diseases and symptoms.
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  Creator of the first compound microscope.
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  An Anatomical Study of the Motion of the Heart and of the Blood in Animals is published which forms the basis for future research on blood vessels, arteries and the heart.
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  Discovers capillaries
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  Invents the first stethoscope in a Paris hospital.
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  The first operation is preformed using diethyl ether as an anesthetic.
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  The first woman to earn a medical degree in America.
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  Didn't cure polio but made a vaccine to prevent it. It came into use this year.
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  First to create a full body mri to diagnose cancer.
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