title: The enigma of Johnnie "Notions" Williamson.
authors.affiliation: Aldham House, Ryton, Tyne and Wear, UK. I.D.Conacher@btinternet.com
authors.forename: I D
authors.initials: ID
authors.lastname: Conacher
mesh_terms: D004196:Disease Outbreaks / Q000266:history; D049671:History, 18th Century; D006801:Humans; D007114:Immunization / Q000266:history / Q000379:methods; D012606:Scotland / Q000453:epidemiology; D012899:Smallpox / Q000453:epidemiology / Q000266:history* / Q000517:prevention & control; D012900:Smallpox Vaccine / Q000266:history*
chemical_list: D012900:Smallpox Vaccine