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"One day, people could monitor their own health conditions by simply picking up a pencil and drawing a bioelectronic device on their skin." https://techxplore.com/news/2020-07-tattoo-electronics-skin.html
"One day, people could monitor their own health conditions by simply picking up a pencil and drawing a bioelectronic device on their skin." https://techxplore.com/news/2020-07-tattoo-electronics-skin.html