@misc{indiciaefad796608f6b,
  title = {Surgical mortality in the elderly.},
  author = {A L Santos and A Gelperin},
  year = {1975},
  doi = {10.1111/j.1532-5415.1975.tb00379.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/1109385/},
  note = {Source identifier: 1109385}
}