@misc{indiciae08abb55a21fe,
  title = {Computer detection of P-waves.},
  author = {S J Hengeveld and J H Bemmel},
  year = {1976},
  doi = {10.1016/0010-4809(76)90035-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/1269249/},
  note = {Source identifier: 1269249}
}