@misc{indiciae37d4c95e0e0f,
  title = {Real-time two-dimensional Doppler echocardiographic flow mapping.},
  author = {D J Sahn},
  year = {1985},
  doi = {10.1161/01.cir.71.5.849},
  url = {https://pubmed.ncbi.nlm.nih.gov/3886187/},
  note = {Source identifier: 3886187}
}