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With the ERKA. Precise, ERKA has redefined the term high-end stethoscope. The open bell side allows the physician to determine the lower frequencies.The membrane side is equipped with the ERKA.
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Navy SEAL doctor-astronaut launches with cosmonauts on Russian Soyuz to ISS (video)Jonny Kim earned his trident and stethoscope before launching with Sergey Ryzhikov and Alexey Zubritsky on Tuesday (April 8).
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