@misc{indiciae84a7c54636b3, title = {[Ulcerative colitis or amebic colitis--a case report].}, author = {K Koppatz and R Wemmer and I Schillat and H G Kühn}, year = {1990}, url = {https://pubmed.ncbi.nlm.nih.gov/2330735/}, note = {Source identifier: 2330735} }