title: The role of total parenteral nutrition and delayed hypersensitivity response in Crohn's disease.
mesh_terms: D000328:Adult; D003424:Crohn Disease / Q000276:immunology / Q000628:therapy*; D006801:Humans; D006968:Hypersensitivity, Delayed; D008297:Male; D010288:Parenteral Nutrition; D010289:Parenteral Nutrition, Total; D012882:Skin Tests