title: Letter: deleterious effects of smoking on post-operative Crohn's disease - authors' reply.
authors.affiliation: Leeds Gastroenterology Institute, St. James's University Hospital, Leeds, UK.|Leeds Institute of Biomedical and Clinical Sciences, University of Leeds, Leeds, UK.
authors.forename: N
authors.initials: N
authors.lastname: To
authors.affiliation: Leeds Gastroenterology Institute, St. James's University Hospital, Leeds, UK.|Leeds Institute of Biomedical and Clinical Sciences, University of Leeds, Leeds, UK.
authors.forename: D J
authors.initials: DJ
authors.lastname: Gracie
authors.affiliation: Leeds Gastroenterology Institute, St. James's University Hospital, Leeds, UK. alexf12399@yahoo.com.|Leeds Institute of Biomedical and Clinical Sciences, University of Leeds, Leeds, UK. alexf12399@yahoo.com.
authors.forename: A C
authors.initials: AC
authors.lastname: Ford
mesh_terms: D003424:Crohn Disease / Q000601:surgery*; D006801:Humans; D011184:Postoperative Period; D012907:Smoking