Why is most of the chest piece in the stethoscope in a circular shape? Will it work if it is designed in some other shape? - Quora
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3M Littmann Stethoscopes India on X: "A stethoscope with both a bell & diaphragm (or the capacity to act as a bell & diaphragm) is essential to perform a proper auscultation #stethoscope #
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Professional Heart Lung Cardiology Stethoscope Medical Dual Head Doctor Stethoscope Doctor Medical Medical Equipment Device | Fruugo NO
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