@misc{indiciaec2af36c1cbbb,
  title = {Letter: Syncope and heart block.},
  author = {R E Falicov and W Fox},
  year = {1975},
  doi = {10.7326/0003-4819-82-3-430},
  url = {https://pubmed.ncbi.nlm.nih.gov/1115489/},
  note = {Source identifier: 1115489}
}