@misc{indiciae13d05536ac24,
  title = {Heart rate variability: recent developments.},
  author = {Juha S Perkiömäki},
  year = {2002},
  doi = {10.1111/j.1542-474x.2002.tb00146.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/12049677/},
  note = {Source identifier: 12049677}
}