Doctors have long said cartilage can't regenerate. They're now rethinking that | Hacker News

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		Doctors have long said cartilage can't regenerate. They're now rethinking that (nationalgeographic.com)
		4 points by bookofjoe 87 days ago \| hide \| past \| favorite \| 1 comment

bookofjoe 87 days ago [–]

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