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Toxic plant on Ming dynasty-era surgical tools may be world’s oldest chemical evidence of topical anesthetic
An analysis of residue on centuries-old surgical tools reveals the use of a toxic anesthetic in Ming dynasty-era Chinese medicine.
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Toxic plant on Ming dynasty-era surgical tools may be world’s oldest chemical evidence of topical anesthetic
An analysis of residue on centuries-old surgical tools reveals the use of a toxic anesthetic in Ming dynasty-era Chinese medicine.
