@misc{indiciaef9d6e9e46339,
  title = {Mobitz type-II second degree atrioventricular block.},
  author = {D K Chung and E K Chung},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5291121/},
  note = {Source identifier: 5291121}
}