@misc{indiciae38409732777c,
  title = {A modified method for examining the cardiac conduction system.},
  author = {Y Song and J Zhu and H Laaksonen and P Saukko},
  year = {1997},
  doi = {10.1016/s0379-0738(97)00047-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/9153790/},
  note = {Source identifier: 9153790}
}