@misc{indiciaed5a18368d619,
  title = {Gallstone ileus.},
  author = {W C Cassar Torreggiani and M Guiney},
  year = {1999},
  doi = {10.1016/s0009-9260(99)91077-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/10050746/},
  note = {Source identifier: 10050746}
}