@article {1762, title = {Indwelling acoustic sensors for early detection of total artificial heart failure}, journal = {LIFE SUPPORT SYSTEMS}, volume = {4}, year = {1986}, pages = {239{\textendash}248}, keywords = {Bioengineering}, issn = {0261-989X}, author = {Y. L. Sheng and D. De Rossi and P. Dario and P.M. Galletti} }