@misc{indiciae11fdd06bfd7b,
  title = {A portable electronic-pneumatic ventricular assist driving system.},
  author = {W Welkowitz and D A Molony and J L Potter and E M Grabowy and D Jaron and W Z Yahr and A Kantrowitz},
  year = {1969},
  doi = {10.1109/tbme.1969.4502604},
  url = {https://pubmed.ncbi.nlm.nih.gov/5775607/},
  note = {Source identifier: 5775607}
}