@article{souza_usandizaga_2020,  title={Comparison of two doses of intra-articular tranexamic acid on postoperative bleeding in total knee arthroplasty: a randomized clinical trial},  volume={70},  ISSN={0034-7094},  url={https://doi.org/10.1016/j.bjane.2020.03.004},  DOI={10.1016/j.bjane.2020.03.004},  number={4},  journal={Revista Brasileira de Anestesiologia},  publisher={Sociedade Brasileira de Anestesiologia},  author={Souza, Edmundo Pereira de and Usandizaga, Gorka},  year={2020},  month={Jul},  pages={318–324} }