@misc{indiciae407785093156,
  title = {A new projector chart.},
  author = {R U STERN},
  year = {1961},
  doi = {10.1016/0002-9394(61)90342-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/13916996/},
  note = {Source identifier: 13916996}
}