@misc{indiciae44bd12c7b040,
  title = {[Obstructive ileus caused by a gallstone].},
  author = {M N Koshevarov and G M Grubnik and V S Vishnevskiĭ},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2391849/},
  note = {Source identifier: 2391849}
}