@misc{indiciae1bdbcf028b71,
  title = {Study of cardiac arrhythmia using zero-crossing analysis.},
  author = {M S Woolfson},
  year = {1989},
  doi = {10.1016/0141-5425(89)90064-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/2755110/},
  note = {Source identifier: 2755110}
}