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Amazon.com: 3M Littmann Stethoscope, Classic II Pediatric, Caribbean Blue Tube, Stainless Steel Chestpiece, 28 inch, 2119 : Industrial & Scientific
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3M Littmann Classic III 27" Monitoring Stethoscope, Copper-Finish Chestpiece, Chocolate Tube, 5809 - Walmart.com
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3M Littmann Stethoscope, Cardiology IV, Black Tube, Black Chestpiece, 27 Inch, 6163: Amazon.com: Industrial & Scientific
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3M Littmann Classic III Stethoscope, Rainbow-Finish Chestpiece, black stem and headset, Black Tube, 27 inch - Walmart.com
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Amazon.com: 3M Littmann Classic III Monitoring Stethoscope, Black Tube, 27 inch, 5620 : Industrial & Scientific
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