$52.99 Inspired by innovation: How the 3M™ Littmann® stethoscope became one of medicine's most powerful dia
Littmann All Black Stethoscope Master Cardiology 2161
3M Littmann Stethoscope, Master Cardiology, Black Tube, Stainless Steel Chestpiece, 27 inch, 2160: Amazon.com: Industrial u0026 Scientific
