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Amazon.com: eSteth Classic Stethoscope - Sensitive Chest Piece for Monitoring Amplified Heart & Lung Sounds - Lightweight Design, Flexible Stethoscope Tubing - Extra Ear Tips & Non-Chill Ring - 32" Long, Black :
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Double Sided Silvery II Stethoscope, Machined Stainless Steel, Tunable
Amazon.com: eSteth Cardiology Stethoscope - Professional Tool for Cardio Diagnostic - Ultra Sensitive Single Head Chest Piece, Broad Headset - Extra Ear Tips & Non-Chill Ring - 30" Tubing, Black Stethoscope :