@misc{indiciaead233bc418c6,
  title = {A new ultrasonic technique for quantifying blood echogenicity.},
  author = {T Kallio and A Alanen},
  year = {1988},
  doi = {10.1097/00004424-198811000-00006},
  url = {https://pubmed.ncbi.nlm.nih.gov/3061973/},
  note = {Source identifier: 3061973}
}