医疗技术
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如何解决问题：一位拥有200多项专利的发明家的心得
Robert Fischell invented the rechargeable pacemaker and the implantable insulin pump — not to mention created the precursor to GPS. The 87-year-old shares a peek into his creative process.
Robert Fischell invented the rechargeable pacemaker and the implantable insulin pump — not to mention created the precursor to GPS. The 87-year-old shares a peek into his creative process.
