@misc{indiciae741513fab22e,
  title = {Copper 7 IUCD.},
  author = {L McCowan and J Wilson and C Roke and H Roberts and C Farquhar},
  year = {1992},
  url = {https://pubmed.ncbi.nlm.nih.gov/1508458/},
  note = {Source identifier: 1508458}
}