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3M 6156 - Cardiology Stethoscope 3M™ Littmann® Cardiology IV™ Purple 1-Tube 22 Inch Tube Double-Sided Chestpiece - Medical Mega
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3M™ Littmann® Stethoscope Binaurals for Master Cardiology™, Cardiology III™, Cardiology II S.E. and Cardiology S.T.C. Stethoscopes, Navy Blue Tube, Grey Eartips, 27 inch - SAVELIVES
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Littmann Master Cardiology, Cardiology III, Cardiology IV and Cardiology S.T.C Replacement Tubing | MyStethoscope.com
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Amazon.com: 3M Littmann Stethoscope, Master Cardiology, Black Tube, Stainless Steel Chestpiece, 27 inch, 2160 : Industrial & Scientific
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Amazon.com: Compatible Replacement Tube by CardioTubes fits Littmann(r) MasterCardiologyI(r) and Littmann(r) Cardiology III(r) Stethoscopes - 7mm Binaurals BLACK TUBING : Industrial & Scientific
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