TY - RPRT TI - Anal transitional zone and columnar cuff in restorative proctocolectomy. AU - M W Thompson-Fawcett AU - N J Mortensen PY - 1996 DO - 10.1002/bjs.1800830806 UR - https://pubmed.ncbi.nlm.nih.gov/8869301/ ID - 8869301 ER -