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3M Littmann Classic III Stethoscope, Black-Finish Chestpiece, Stem and Headset, Navy Blue Tube, 27 inch - Walmart.com
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3M™ Littmann® Cardiology IV™ Stethoscope, 6154, Standard-Finish Chestpiece, Navy Blue Tube, Stainless Stem, 3 Each/Case | 3M Singapore
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