title: [Does smoking influence the course of ulcerative colitis?].
authors.affiliation: Medizinische Klinik III, Universitätsklinikum der RWTH, Pauwelsstr, 30 Aachen, Germany.
authors.forename: C G
authors.initials: CG
authors.lastname: Dietrich
authors.forename: F
authors.initials: F
authors.lastname: Lammert
mesh_terms: D003093:Colitis, Ulcerative; D018849:Controlled Clinical Trials as Topic; D018592:Cross-Over Studies; D004311:Double-Blind Method; D006801:Humans; D009538:Nicotine / Q000494:pharmacology; D016032:Randomized Controlled Trials as Topic; D012907:Smoking / Q000276:immunology
chemical_list: D009538:Nicotine