@article{doi:, author = {RAFFA, Hassan}, title = {Aortic Valve Replacement in Children}, journal = {Turk Kardiyol Dern Ars}, volume = {18}, number = {2}, pages = {97-99}, year = {1990}, doi = {}, note ={doi: }, URL = {https://dx.doi.org/}, eprint = {https://dx.doi.org/} }