@misc{indiciae992f52f02eca,
  title = {Granulomatous (ileo) colitis.},
  author = {L Zetzel},
  year = {1970},
  doi = {10.1056/nejm197003122821106},
  url = {https://pubmed.ncbi.nlm.nih.gov/4905327/},
  note = {Source identifier: 4905327}
}