title: Photopheresis treatment in severe Crohn disease.
mesh_terms: D000328:Adult; D000740:Anemia; D003424:Crohn Disease / Q000188:drug therapy* / Q000473:pathology / Q000503:physiopathology; D005260:Female; D006801:Humans; D008297:Male; D017893:Photopheresis / Q000009:adverse effects; D016896:Treatment Outcome