@misc{indiciae5b8045e33338,
  title = {[Resynchronization therapy for heart insufficiency].},
  author = {C Butter},
  year = {2006},
  doi = {10.1055/s-2006-951344},
  url = {https://pubmed.ncbi.nlm.nih.gov/16991031/},
  note = {Source identifier: 16991031}
}