@misc{indiciae8cdcffd3999e,
  title = {Interpretation of complex demand pacemaker arrhythmias.},
  author = {S G Barold and J J Gaidula and R L Banner and G I Litman and S Goldstein},
  year = {1972},
  doi = {10.1136/hrt.34.3.312},
  url = {https://pubmed.ncbi.nlm.nih.gov/5015029/},
  note = {Source identifier: 5015029}
}