@misc{indiciaeb0ed9d487a1d,
  title = {Letter: Evaluating the I.U.D.},
  author = {R Snowden},
  year = {1974},
  doi = {10.1016/s0140-6736(74)92739-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/4131996/},
  note = {Source identifier: 4131996}
}