@misc{indiciae056e7c2f8260, title = {Synchronous assisted circulation.}, author = {W C Birtwell and H S Soroff and F Giron and W B Thrower and U Ruiz and R A Deterling}, year = {1966}, url = {https://pubmed.ncbi.nlm.nih.gov/5922697/}, note = {Source identifier: 5922697} }