@misc{indiciaee9bf9b90a522,
  title = {A DUAL MODALITY TRACKING SYSTEM.},
  author = {J F DAVIS and W J MUNDL},
  year = {1964},
  doi = {10.1111/j.1469-8986.1964.tb03233.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/14226791/},
  note = {Source identifier: 14226791}
}