@misc{indiciae2070adfddd16,
  title = {Bladder retractor.},
  author = {P Walton},
  year = {1966},
  doi = {10.1016/s0140-6736(66)91017-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/4160850/},
  note = {Source identifier: 4160850}
}