@misc{indiciae12686fd21ac8,
  title = {Triple-marker screening for Down syndrome.},
  author = {S A Farrell and D E Chadwick and A M Summers and P R Wyatt},
  year = {1996},
  url = {https://pubmed.ncbi.nlm.nih.gov/8705901/},
  note = {Source identifier: 8705901}
}