@misc{indiciaecd1f5e2c490e,
  title = {DDDR pacing.},
  author = {R Sutton},
  year = {1990},
  doi = {10.1111/j.1540-8159.1990.tb02051.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/1692120/},
  note = {Source identifier: 1692120}
}