@misc{indiciae24baa46fd11d,
  title = {Cardiac reconstruction imaging in relation to other ultrasound systems and computed tomography.},
  author = {R Gramiak and R C Waag},
  year = {1976},
  doi = {10.2214/ajr.127.1.91},
  url = {https://pubmed.ncbi.nlm.nih.gov/180843/},
  note = {Source identifier: 180843}
}