@misc{indiciaeca5ed0213170,
  title = {Continuous wave ultrasonic tomography.},
  author = {H D Liang and M Halliwell and P N Wells},
  year = {2001},
  doi = {10.1109/58.896141},
  url = {https://pubmed.ncbi.nlm.nih.gov/11367797/},
  note = {Source identifier: 11367797}
}