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3M Littmann Classic III Monitoring Stethoscope, Smoke-Finish, Black Tube, 27 inch, 5811 & 40007 Stethoscope Identification Tag, Black: Amazon.com: Industrial & Scientific
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3M™ Littmann® Classic III™ Stethoscope, 5870, Rainbow-Finish Chestpiece, Black Tube, Black Stem, 27 in, 3 Each/Case | 3M Singapore
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