@misc{indiciaed287dcd838d5,
  title = {Perforated Crohn's.},
  author = {M Shahmanesh and B J Wilken},
  year = {1970},
  doi = {10.1016/s0140-6736(70)92894-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4194461/},
  note = {Source identifier: 4194461}
}