title: [Previously rarities, now common diseases].
authors.affiliation: Karolinska institutet, Stockholm Gastro Center, Sophiahemmet, Stockholm. roblof@ki.se
authors.forename: Robert
authors.initials: R
authors.lastname: Löfberg
mesh_terms: D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000175:diagnosis / Q000453:epidemiology* / Q000209:etiology; D011634:Public Health