@misc{indiciae3e2dfab4a142,
  title = {Diagnostic ultrasonography.},
  author = {M B McNay},
  year = {1987},
  doi = {10.1016/s0950-3552(87)80022-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/3311512/},
  note = {Source identifier: 3311512}
}