@misc{indiciae44915b6ef8be,
  title = {Retrograde His bundle deflection in bundle-branch re-entry.},
  author = {A Castellanos and A Embi and J Aranda and B Befeler},
  year = {1976},
  doi = {10.1136/hrt.38.3.301},
  url = {https://pubmed.ncbi.nlm.nih.gov/1259845/},
  note = {Source identifier: 1259845}
}