@misc{indiciae38ab219004bf,
  title = {Pulsus alternans.},
  author = {M J Lab and W A Seed},
  year = {1993},
  doi = {10.1093/cvr/27.8.1407},
  url = {https://pubmed.ncbi.nlm.nih.gov/8221794/},
  note = {Source identifier: 8221794}
}