@misc{indiciaea47be26132e2,
  title = {[Ulcerative colitis. Histological diagnosis].},
  author = {C Wittekind and G Rogler},
  year = {2004},
  doi = {10.1055/s-2004-813512},
  url = {https://pubmed.ncbi.nlm.nih.gov/15455270/},
  note = {Source identifier: 15455270}
}