@misc{indiciae852694a7725b,
  title = {Patient orientation.},
  author = {R P Levoy},
  year = {1974},
  doi = {10.7547/87507315-64-2-127},
  url = {https://pubmed.ncbi.nlm.nih.gov/4813076/},
  note = {Source identifier: 4813076}
}