@misc{indiciae06acffe5b5bd,
  title = {Approximate entropy (ApEn) as a complexity measure.},
  author = {Steve Pincus},
  year = {1995},
  doi = {10.1063/1.166092},
  url = {https://pubmed.ncbi.nlm.nih.gov/12780163/},
  note = {Source identifier: 12780163}
}