@misc{indiciae1acd1cfb32db,
  title = {Difficult cases in heart failure: Atrioventricular interval optimization utilizing thoracic electrical bioimpedance.},
  author = {C Young and F W Smart and H O Ventura},
  url = {https://pubmed.ncbi.nlm.nih.gov/12189306/},
  note = {Source identifier: 12189306}
}