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3M Littmann Master Cardiology Stethoscope, Brass-Finish Chestpiece, Black Tube, 27 inch, 2175 : Amazon.in: Health & Personal Care
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3M™ Littmann® Cardiology IV™ Stethoscope, 6165, Rainbow-Finish Chestpiece, Black Tube, Black Stem, 27 in, 3 Each/Case | 3M Singapore
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