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Amazon.com: 3M Littmann Classic III Stethoscope, Smoke-Finish, Black Tube, 27 inch, 5811 and Primacare DL-9325 Reusable LED Penlight with Pupil Gauge bundle : Industrial & Scientific
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Amazon.com: 3M 6163 Littmann Cardiology IV Black Chestpiece Stethoscope with 27" Black Tube : Industrial & Scientific
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