@misc{indiciae69838e37f968,
  title = {Doppler ultrasonic examination.},
  author = {M D Kiviat and J D Ansell},
  year = {1976},
  doi = {10.1016/0090-4295(76)90541-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/997063/},
  note = {Source identifier: 997063}
}