@misc{indiciaed1bd2be0142a,
  title = {External sphincterotomy: its effect on erections.},
  author = {D B Crane and R H Hackler},
  year = {1976},
  doi = {10.1016/s0022-5347(17)58796-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/957497/},
  note = {Source identifier: 957497}
}