@misc{indiciae5a94523e5455,
  title = {[Collagenous colitis].},
  author = {H Butt and R Mühlbacher and R Nedden and P B Diezel},
  year = {1987},
  url = {https://pubmed.ncbi.nlm.nih.gov/3431522/},
  note = {Source identifier: 3431522}
}