title: BCG vaccination and Crohn's disease.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001500:BCG Vaccine / Q000627:therapeutic use*; D003424:Crohn Disease / Q000209:etiology / Q000517:prevention & control*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged
chemical_list: D001500:BCG Vaccine