Cardiology Stethoscope, Single Tube Black Single Head Cardiology Stethoscope Soft Professional For Nurses - Walmart.com
Amazon.com: Replacement Tube by CardioTubes fits Littmann Classic II SE standard Stethoscopes - 5mm BLACK TUBING : Industrial & Scientific
Amazon.com: PARAMED Stethoscope - Classic Single Head Cardiology for Medical and Clinical Use by Paramed - Suitable for Nurse Men Women Pediatric Infant - 22 inch : Industrial & Scientific