@misc{indiciae030613e5f92a,
  title = {Heart.},
  author = {M N Levy and R M Berne},
  year = {1970},
  doi = {10.1146/annurev.ph.32.030170.002105},
  url = {https://pubmed.ncbi.nlm.nih.gov/4391933/},
  note = {Source identifier: 4391933}
}