@misc{indiciae3d4fca1d27bd,
  title = {Karyotyping human amnitic-fluid cels.},
  author = {B Santesson and H O Akesson and J A Böök and A Brosset},
  year = {1969},
  doi = {10.1016/s0140-6736(69)90664-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/4187557/},
  note = {Source identifier: 4187557}
}