3M Littmann Stethoscopes - With the 3M Littmann CORE Digital Stethoscope, you have cutting edge technology right at your fingertips. Learn more about this model's advanced features at https://s.3m.com/qcyvjz | Facebook
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3M Littmann Stethoscope, Cardiology IV, Black Tube, Black Chestpiece, 27 Inch, 6163: Amazon.com: Industrial & Scientific
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