@misc{indiciaed6b1e1405e76,
  title = {[Sick sinus syndrome].},
  author = {A D Kuimov and I I Solomatina and V I Borodina},
  year = {1979},
  url = {https://pubmed.ncbi.nlm.nih.gov/452587/},
  note = {Source identifier: 452587}
}