@misc{indiciaed1542c39f90d,
  title = {Progress in abdominal surgery.},
  author = {C E Welch},
  year = {1969},
  doi = {10.1016/0002-9610(69)90143-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/4309446/},
  note = {Source identifier: 4309446}
}