@misc{indiciae9f85d88114f1,
  title = {Chorionic villus sampling: experience with 3016 cases performed by a single operator.},
  author = {J Williams and B B Wang and C H Rubin and D Aiken-Hunting},
  year = {1992},
  url = {https://pubmed.ncbi.nlm.nih.gov/1448247/},
  note = {Source identifier: 1448247}
}