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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 ene 1846 año - William T. G. Morton performed the first painless surgery with general anesthesia.
Añadido al timeline:
History of Medicine
By
Sarah N Merchant
27 ene 2020
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330
fecha:
1 ene 1846 año
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~ 179 years ago
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