@misc{indiciae4acd54951cf4,
  title = {Is respiratory sinus arrhythmia present in atrial fibrillation? A study using two quantitative methods.},
  author = {S T Chandler and P N Trewby},
  year = {1994},
  doi = {10.1016/1350-4533(94)90061-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/7952670/},
  note = {Source identifier: 7952670}
}