@misc{indiciaea37dc79e0d87,
  title = {Assisted circulation by external pressure variation.},
  author = {U Ruiz and H S Soroff and W C Birtwell and M Many and F Giron and R A Deterling},
  url = {https://pubmed.ncbi.nlm.nih.gov/5795318/},
  note = {Source identifier: 5795318}
}