@misc{indiciae9a90cbb098e4,
  title = {Necessary and unnecessary surgery.},
  author = {V F Marshall},
  year = {1978},
  doi = {10.1016/s0022-5347(17)57605-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/660754/},
  note = {Source identifier: 660754}
}