title: Anticipating the onset of inflammatory bowel disease.
mesh_terms: D000293:Adolescent; D000328:Adult; D017668:Age of Onset; D020132:Anticipation, Genetic; D003424:Crohn Disease / Q000235:genetics; D020022:Genetic Predisposition to Disease; D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000235:genetics*