@article{doi:, author = {Başkurt, Murat and Nihan Turhan, Fatma and Ökçün, Barış and Küçükoğlu, Serdar}, title = {A normofunctioning caged-ball aortic valve prosthesis for 31 years}, journal = {Anatol J Cardiol}, volume = {9}, number = {3}, pages = {255-256}, year = {2009}, doi = {}, note ={PMID: 19520665}, URL = {https://dx.doi.org/}, eprint = {https://dx.doi.org/} }