@misc{indiciae0f159825bcc5,
  title = {Chorionic villi sampling under direct vision.},
  author = {B Gustavii},
  year = {1984},
  doi = {10.1111/j.1399-0004.1984.tb01062.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6499244/},
  note = {Source identifier: 6499244}
}