@misc{indiciae9986c3d34410,
  title = {Screening for Down's syndrome.},
  author = {T Chard and M C Macintosh},
  year = {1995},
  doi = {10.1515/jpme.1995.23.6.421},
  url = {https://pubmed.ncbi.nlm.nih.gov/8904471/},
  note = {Source identifier: 8904471}
}