title: Sensitivity to atypical mycobacterial antigens in patients with Crohn's disease.
mesh_terms: D000293:Adolescent; D000328:Adult; D000942:Antigens, Bacterial / Q000276:immunology*; D003424:Crohn Disease / Q000276:immunology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009161:Mycobacterium / Q000276:immunology*; D009170:Nontuberculous Mycobacteria / Q000276:immunology*; D012882:Skin Tests
chemical_list: D000942:Antigens, Bacterial