@misc{indiciae8929bf33576c,
  title = {[Suspected appendicitis: immediate surgery or observation?].},
  author = {P E Linder and M Dürig and U Laffer},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/2777603/},
  note = {Source identifier: 2777603}
}