@misc{indiciaecba3af1a53d2,
  title = {'A complication before operation'.},
  author = {H Sager},
  year = {1992},
  doi = {10.1038/sj.bdj.4808033},
  url = {https://pubmed.ncbi.nlm.nih.gov/1449864/},
  note = {Source identifier: 1449864}
}