@misc{indiciae8a40013612c2,
  title = {Compounding for a forward-viewing ring-annular ultrasound array system.},
  author = {Y Wang and M O'Donnell},
  year = {2001},
  doi = {10.1177/016173460102300302},
  url = {https://pubmed.ncbi.nlm.nih.gov/11958586/},
  note = {Source identifier: 11958586}
}