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3M™ Littmann® Cardiology IV™ Diagnostic Stethoscope, High Polish Smoke-Finish Chestpiece, Black Tube, Black Stem and Black Headset, 27 inch, 6232: Amazon.com: Industrial & Scientific
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3M™ Littmann® Cardiology IV™ Stethoscope, 6156, Standard-Finish Chestpiece, Plum Tube, Stainless Stem, 3 Each/Case | 3M Singapore
3M™ Littmann® Cardiology IV Stethoscope, 3M Littmann Cardiology IV • 22" Black Tube | Hopkins Medical Products
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Amazon.com: 3M 6152 Littmann Cardiology IV Stainless Steel Chestpiece Stethoscope with 27" Black Tube : Industrial & Scientific
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