title: Commentary: the unresolved mystery of birth-cohort phenomena in gastroenterology.
authors.affiliation: The Department of Veterans Affairs Medical Center, and The University of New Mexico, Albuquerque, New Mexico 87108, USA. sonnbrg.unm.edu
authors.forename: Amnon
authors.initials: A
authors.lastname: Sonnenberg
authors.forename: Claudia
authors.initials: C
authors.lastname: Cucino
authors.forename: Peter
authors.initials: P
authors.lastname: Bauerfeind
mesh_terms: D015988:Cohort Effect; D016481:Helicobacter Infections / Q000453:epidemiology; D016480:Helicobacter pylori; D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000453:epidemiology; D010437:Peptic Ulcer / Q000453:epidemiology* / Q000382:microbiology