@misc{indiciaed226f6362d67,
  title = {A randomized study of three cannulas for transcervical chorionic villus sampling.},
  author = {W E MacKenzie and D S Holmes and T Webb and C Whitehouse and J R Newton},
  year = {1986},
  doi = {10.1016/0002-9378(86)90388-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/3946501/},
  note = {Source identifier: 3946501}
}