@misc{indiciaee640a1dd6fa3,
  title = {Unusual pacemaker migration.},
  author = {Andreas Max Ernst Koch and Helmut Singer},
  year = {2005},
  doi = {10.1093/eurheartj/ehi488},
  url = {https://pubmed.ncbi.nlm.nih.gov/16169886/},
  note = {Source identifier: 16169886}
}