@misc{indiciae28d6249db128,
  title = {Photoplethysmography: selecting optoelectronic components.},
  author = {M J Burke and M V Whelan},
  year = {1986},
  doi = {10.1007/bf02446270},
  url = {https://pubmed.ncbi.nlm.nih.gov/3657322/},
  note = {Source identifier: 3657322}
}