title: Familial occurrence of Leśniowski--Crohn disease and ulcerative colitis.
mesh_terms: D000328:Adult; D003093:Colitis, Ulcerative / Q000235:genetics* / Q000473:pathology; D003424:Crohn Disease / Q000235:genetics* / Q000473:pathology; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male