@misc{indiciae113c3a5daac5,
  title = {Concealed atrial quadrigeminy.},
  author = {S Kinoshita and F Okada and M Okada},
  year = {1985},
  doi = {10.1016/0002-8703(85)90217-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/2414982/},
  note = {Source identifier: 2414982}
}