@misc{indiciae98d2d708e7ce,
  title = {The sick sinus.},
  author = {S Vaisrub},
  year = {1973},
  doi = {10.1001/jama.225.6.632},
  url = {https://pubmed.ncbi.nlm.nih.gov/4740532/},
  note = {Source identifier: 4740532}
}