@misc{indiciae0a389a35b64a,
  title = {A pinhole plus occluder.},
  author = {S W Cohen},
  year = {1979},
  doi = {10.1016/0002-9394(79)90087-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/434100/},
  note = {Source identifier: 434100}
}