Simpson, Sir James Young, 1811–70, Scottish physician, M.D. Univ. of Edinburgh, 1832. He became (1839) professor of medicine and midwifery at Edinburgh. For a while he employed ether anesthesia in childbirth, but soon abandoned its use in favor of chloroform, which he introduced as an anesthetic in 1847. Eminent as an obstetrician, he was also known as an archaeologist.
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