@misc{indiciae8f2870666ea1,
  title = {Collimation for imaging the myocardium.},
  author = {L S Graham and N D Poe and N S MacDonald},
  year = {1976},
  url = {https://pubmed.ncbi.nlm.nih.gov/1262946/},
  note = {Source identifier: 1262946}
}