title: Preoperative staging of rectal tumors: what is the most optimal staging method?
authors.forename: Regina G H
authors.initials: RG
authors.lastname: Beets-Tan
authors.forename: Geerard L
authors.initials: GL
authors.lastname: Beets
mesh_terms: D003952:Diagnostic Imaging / Q000379:methods*; D006801:Humans; D007089:Image Enhancement / Q000379:methods*; D009367:Neoplasm Staging / Q000379:methods*; D011300:Preoperative Care / Q000379:methods*; D012004:Rectal Neoplasms / Q000473:pathology*; D013607:Tablets
chemical_list: D013607:Tablets