пятница, 26 мая 2017 г.

TENS is an acronym for Transcutaneous Electrical Nerve Stimulator. This device is used to deliver an electric current through electrodes that are placed on the skin.


TENS is an acronym for Transcutaneous Electrical Nerve Stimulator. This device is used to deliver an electric current through electrodes that are placed on the skin.

Original article and pictures take https://mreynolds4.hubpages.com site

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