Thứ Ba, 3 tháng 4, 2018

NPR News: WATCH: See How Leeches Can Be A Surgeon's Sidekick

WATCH: See How Leeches Can Be A Surgeon's Sidekick
The idea of using leeches to treat ailments is ancient — and no longer in favor. But now these blood-suckers are gaining new respect as a doctor's helper during surgery.

Đọc thêm tại NPR
at April 3, 2018 at 08:53PM
Health & Science

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