@misc{indiciae7b4b45149c9f,
  title = {POLYAN: a computer program for polyparametric analysis of cardio-respiratory variability signals.},
  author = {R Maestri and G D Pinna},
  year = {1998},
  doi = {10.1016/s0169-2607(98)00004-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/9617526/},
  note = {Source identifier: 9617526}
}