Leaves and needles: the introduction of surgical local anesthesia.
Fink
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BR
D000772:Anesthesia, Local / Q000266:history*; D000779:Anesthetics, Local / Q000266:history*; D003041:Coca; D003042:Cocaine / Q000266:history*; D013502:General Surgery / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans
D000779:Anesthetics, Local; D003042:Cocaine