@misc{indiciae333478e73412, title = {Cardiac assist devices.}, author = {A G Hill and R C Groom and N A Burton and E A Lefrak}, year = {1996}, doi = {10.1097/00004311-199603420-00008}, url = {https://pubmed.ncbi.nlm.nih.gov/8799747/}, note = {Source identifier: 8799747} }