@misc{indiciae0a2fa8ab7f54,
  title = {Fetal blood velocity waveforms.},
  author = {W D McCallum and C S Williams and S Napel and R E Daigle},
  year = {1978},
  doi = {10.1016/0002-9378(78)90779-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/707584/},
  note = {Source identifier: 707584}
}