@misc{indiciaeff1edd2e5dae,
  title = {Gallstone ileus--clinical image.},
  author = {D L Clarke and N M Naidoo and I Buccimazza and S R Thomson},
  year = {2003},
  url = {https://pubmed.ncbi.nlm.nih.gov/12756871/},
  note = {Source identifier: 12756871}
}