@misc{indiciae87971bde8b1e,
  title = {Female sterilization using an elasticated silicone ring.},
  author = {D G Cave},
  year = {1979},
  doi = {10.5694/j.1326-5377.1979.tb127088.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/157420/},
  note = {Source identifier: 157420}
}