@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/}
}