@misc{indiciaee84db7ffc132,
  title = {Relationship between instantaneous aortic flow and the pressure gradient.},
  author = {J C Greenfield and D L Fry},
  year = {1965},
  doi = {10.1161/01.res.17.4.340},
  url = {https://pubmed.ncbi.nlm.nih.gov/5834296/},
  note = {Source identifier: 5834296}
}