@misc{indiciae3b2285bbaaeb,
  title = {An improved systolic-diastolic pulse separator.},
  author = {G R Francis},
  year = {1974},
  doi = {10.1007/bf02629840},
  url = {https://pubmed.ncbi.nlm.nih.gov/4465539/},
  note = {Source identifier: 4465539}
}