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Amazon.com: 3M Littmann Classic II Infant Stethoscope, 2114, Stainless Steel Chestpiece, 28,

Littmann Classic III 5803 Stethoscope - Black Edition,

Littmann Classic II Pediatric Stethoscope: Raspberry 2122,

Littmann Classic III Monitoring Stethoscope, Rainbow, Raspberry Tube,