@misc{indiciae1f3503cdce0f,
  title = {[Problems in prenatal diagnosis].},
  author = {D Berg},
  year = {1989},
  doi = {10.1007/bf02417616},
  url = {https://pubmed.ncbi.nlm.nih.gov/2802786/},
  note = {Source identifier: 2802786}
}