Dr Graham Easton presents the story of the stethoscope. Invented by a Frenchman named Laennec in the early 19th century, the original design has barely altered. But digital technology is set to change all that. Producer Rami Tzabar
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Dr Graham Easton presents the story of the stethoscope. Invented by a Frenchman named Laennec in the early 19th century, the original design has barely altered. But digital technology is set to change all that. Producer Rami Tzabar