@article{özsin_sanrı_toktaş_kahraman_yavuz_2018,  title={Effect of Plasma Level of Vitamin D on Postoperative Atrial Fibrillation in Patients Undergoing Isolated Coronary Artery Bypass Grafting},  volume={33},  ISSN={0102-7638},  url={https://doi.org/10.21470/1678-9741-2017-0214},  DOI={10.21470/1678-9741-2017-0214},  number={3},  journal={Brazilian Journal of Cardiovascular Surgery},  publisher={Sociedade Brasileira de Cirurgia Cardiovascular},  author={Özsin, Kadir Kaan and Sanrı, Umut Serhat and Toktaş, Faruk and Kahraman, Nail and Yavuz, Şenol},  year={2018},  month={May},  pages={217–223} }