title: Letter: Plasma-V.I.P. in ulcerative colitis.
mesh_terms: D003093:Colitis, Ulcerative / Q000097:blood / Q000150:complications; D003424:Crohn Disease / Q000097:blood; D003967:Diarrhea / Q000209:etiology; D005768:Gastrointestinal Hormones / Q000097:blood*; D006801:Humans; D010455:Peptides / Q000097:blood*
chemical_list: D005768:Gastrointestinal Hormones; D010455:Peptides