@misc{indiciaef32b747d6bef,
  title = {Synchronization in the human cardiorespiratory system.},
  author = {C Schäfer and M G Rosenblum and H H Abel and J Kurths},
  year = {1999},
  doi = {10.1103/physreve.60.857},
  url = {https://pubmed.ncbi.nlm.nih.gov/11969830/},
  note = {Source identifier: 11969830}
}