title: Dr John Snow (1813-58) of London: pioneer of obstetric anaesthesia.
authors.affiliation: Department of Perinatal Medicine and Child Health, University of Bristol.
authors.forename: P M
authors.initials: PM
authors.lastname: Dunn
mesh_terms: D000773:Anesthesia, Obstetrical / Q000266:history*; D000776:Anesthesiology / Q000266:history*; D002771:Cholera / Q000266:history; D049672:History, 19th Century; D006801:Humans; D008131:London