@article{liu_qi_cai_wang_ru_2019,  title={Non-Fluoroscopic Radiofrequency Ablation of Left Atrial Appendage Tachycardia During Early Pregnancy},  volume={34},  ISSN={0102-7638},  url={https://doi.org/10.21470/1678-9741-2018-0370},  DOI={10.21470/1678-9741-2018-0370},  number={4},  journal={Brazilian Journal of Cardiovascular Surgery},  publisher={Sociedade Brasileira de Cirurgia Cardiovascular},  author={Liu, Wenxiu and Qi, Shuying and Cai, Heng and Wang, Dongmei and Ru, Leisheng},  year={2019},  month={Jul},  pages={495–498} }