@article{yuan_jing_2011,  title={Cystic medial necrosis: pathological findings and clinical implications},  volume={26},  ISSN={0102-7638},  url={https://doi.org/10.1590/S0102-76382011000100019},  DOI={10.1590/S0102-76382011000100019},  number={1},  journal={Brazilian Journal of Cardiovascular Surgery},  publisher={Sociedade Brasileira de Cirurgia Cardiovascular},  author={Yuan, Shi-Min and Jing, Hua},  year={2011},  month={Jan},  pages={107–115} }