@misc{indiciaecaf562ba8b34,
  title = {Multilevel atrioventricular block.},
  author = {B D Kosowsky and P Latif and A M Radoff},
  year = {1976},
  doi = {10.1161/01.cir.54.6.914},
  url = {https://pubmed.ncbi.nlm.nih.gov/991406/},
  note = {Source identifier: 991406}
}