title: Causation of Crohn's disease: the impact of clusters.
authors.forename: J
authors.initials: J
authors.lastname: Hermon-Taylor
mesh_terms: D016000:Cluster Analysis; D003424:Crohn Disease / Q000209:etiology* / Q000235:genetics; D005190:Family; D006801:Humans; D016927:Mycobacterium avium subsp. paratuberculosis; D010283:Paratuberculosis / Q000150:complications