@misc{indiciae2860edb94c34,
  title = {'Upper' A-V nodal parasystole.},
  author = {N Louvros and F Costeas and S Syrimbeis},
  year = {1968},
  url = {https://pubmed.ncbi.nlm.nih.gov/4192259/},
  note = {Source identifier: 4192259}
}