@misc{indiciae005558e6c729, title = {Review article: problematic proctitis and distal colitis.}, author = {P Gionchetti and F Rizzello and C Morselli and M Campieri}, year = {2004}, doi = {10.1111/j.1365-2036.2004.02049.x}, url = {https://pubmed.ncbi.nlm.nih.gov/15352902/}, note = {Source identifier: 15352902} }