@misc{indiciaec03b4d88ca3c,
  title = {A dynamic focusing technique for delta-sigma-based beamformers.},
  author = {P C Li and J J Huang and H L Liu and M O'Donnell},
  year = {2000},
  doi = {10.1177/016173460002200401},
  url = {https://pubmed.ncbi.nlm.nih.gov/11370903/},
  note = {Source identifier: 11370903}
}