@misc{indiciae85bd9af67750,
  title = {Antenatal screening for Down's syndrome.},
  author = {J M Venn-Treloar},
  year = {1998},
  doi = {10.1016/s0140-6736(05)79787-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/9798613/},
  note = {Source identifier: 9798613}
}