René Laennec inventor of the stethoscope: http://en.wikipedia.org/wiki/Ren%C3%A9_La%C3%ABnnec … #ThankYouWhiteMen!
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René Laennec inventor of the stethoscope: http://en.wikipedia.org/wiki/Ren%C3%A9_La%C3%ABnnec … #ThankYouWhiteMen!