@misc{indiciae35435ee3aefa,
  title = {A new method for fetal ECG detection.},
  author = {Y Tal and S Akselrod},
  year = {1991},
  doi = {10.1016/0010-4809(91)90050-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/1868697/},
  note = {Source identifier: 1868697}
}