@article{demir_özbek_2022,  title={A novel predictor in patients with coronary chronic total occlusion: systemic immune-inflammation index: a single-center cross-sectional study},  volume={68},  ISSN={0104-4230},  url={https://doi.org/10.1590/1806-9282.20211097},  DOI={10.1590/1806-9282.20211097},  number={5},  journal={Revista da Associação Médica Brasileira},  publisher={Associação Médica Brasileira},  author={Demir, Muhammed and Özbek, Mehmet},  year={2022},  month={May},  pages={579–585} }