@misc{indiciae55aafc5e7c5a,
  title = {Acute cholecystitis in the elderly.},
  author = {G Edlund and M Ljungdahl},
  year = {1990},
  doi = {10.1016/s0002-9610(05)81285-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/2180337/},
  note = {Source identifier: 2180337}
}