title: How old is Helicobacter pylori?
authors.forename: Germana
authors.initials: G
authors.lastname: Pareti
authors.forename: Chiara
authors.initials: C
authors.lastname: Cerletti
authors.forename: Giovanni
authors.initials: G
authors.lastname: de Gaetano
mesh_terms: D000818:Animals; D004285:Dogs; D016481:Helicobacter Infections / Q000266:history*; D016480:Helicobacter pylori; D049672:History, 19th Century