title: Postscript: Farrell on Snow.
authors.affiliation: j.ferrie@ucl.ac.uk
authors.forename: Jane E
authors.initials: JE
authors.lastname: Ferrie
mesh_terms: D002771:Cholera / Q000209:etiology / Q000266:history / Q000401:mortality*; D058872:Epidemics / Q000266:history*; D005191:Family Characteristics; D049670:History, 17th Century; D006801:Humans; D014881:Water Supply