@misc{indiciae18caf9e18a9d,
  title = {Ventricular efficiency predicted by an analytical model.},
  author = {D Burkhoff and K Sagawa},
  year = {1986},
  doi = {10.1152/ajpregu.1986.250.6.r1021},
  url = {https://pubmed.ncbi.nlm.nih.gov/3717375/},
  note = {Source identifier: 3717375}
}