@misc{indiciaed5d3e3fcc06e,
  title = {Vasectomy.},
  author = {J A Williams},
  year = {1971},
  doi = {10.1136/bmj.4.5784.426},
  url = {https://pubmed.ncbi.nlm.nih.gov/5124447/},
  note = {Source identifier: 5124447}
}