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rotates freely
24 mm pendant in 18k gold vermeil over a sterling silver core
and most active T3 is generated by peripheral deiodination
We see it most often as a medical-school graduation gift
Cellular neuroscientists and electrophysiologists buy it as a working reference
stethoscope studs | silver horizontalDNA_Upsell rotates freelyStethoscope studs sterling silver Ren Laennec invented the stethoscope in 1816 because he couldn't bring himself to press his ear directly to a patient's chest. His wooden tube became the defining symbol of medicine, and it has never lost that meaning. The Science Behind the Stethoscope Laennec's insight was that sound travels better through a confined medium than through open air. His paper tube channelled vibrations from the chest wall into the
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US$ 112.50
US$ 45.00
