@misc{indiciaeb0e7ad0592cd,
  title = {[Sacral anesthesia in proctology].},
  author = {W Klug and H G Knoch and A Voboril},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2263911/},
  note = {Source identifier: 2263911}
}