Question

who developed stethoscope​

Answer 1

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Rene Theophile Hyacinthe Laënnec (1781–1826) was a French physician who, in 1816, invented the stethoscope. Using this new instrument, he investigated the sounds made by the heart and lungs and determined that his diagnoses were supported by the observations made during autopsies.

Answer 2

Answer:

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Rene Theophile Hyacinthe Laënnec invented stethoscope in 1816.