@misc{indiciae42f16d55bfab,
  title = {Letter: Ocular pneumoplethysmography.},
  author = {D W Oller and W Gee},
  year = {1975},
  doi = {10.1001/archsurg.1975.01360180086021},
  url = {https://pubmed.ncbi.nlm.nih.gov/1200837/},
  note = {Source identifier: 1200837}
}