New top story on Hacker News: An open-source stethoscope that costs between $2.5 and $5 to produce

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An open-source stethoscope that costs between $2.5 and $5 to produce
24 by 0x54MUR41 | 7 comments on Hacker News.


7 https://ift.tt/GKJZmsE 24 An open-source stethoscope that costs between $2.5 and $5 to produce

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