@misc{indiciae24f0e3edb471,
  title = {Umbilical artery waveform?},
  author = {J A Spinnato},
  year = {1985},
  doi = {10.1016/s0002-9378(85)80095-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/3895956/},
  note = {Source identifier: 3895956}
}