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Amazon.com: 3M™ Littmann® Cardiology IV™ Diagnostic Stethoscope, High Polish Smoke-Finish Chestpiece, Black Tube, Black Stem and Black Headset, 27 inch, 6232 : Industrial y Científico
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Amazon.com: 3M Littmann Classic III Monitoring Stethoscope with ID Tag - Caribbean Blue Tube, 27 inch : Industrial & Scientific
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3M Littmann Classic III Monitoring Stethoscope, Black Tube, 27 inch, 5620: Amazon.com: Industrial & Scientific
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3M Littmann Classic III Monitoring Stethoscope, Black Tube, 27 inch, 5620: Amazon.com: Industrial & Scientific
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Amazon.com: 3M Littmann Classic III Monitoring Stethoscope with ID Tag - Caribbean Blue Tube, 27 inch : Industrial & Scientific
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