@article{witkowski_moraes_firpo_2013,  title={Lack of difference between continuous
                  <i>versus</i> intermittent heparin infusion on maintenance of
               intra-arterial catheter in postoperative pediatric surgery: a randomized controlled
               study},  volume={31},  ISSN={0103-0582},  url={https://doi.org/10.1590/S0103-05822013000400015},  DOI={10.1590/S0103-05822013000400015},  number={4},  journal={Revista Paulista de Pediatria},  publisher={Sociedade de Pediatria de São Paulo},  author={Witkowski, Maria Carolina and Moraes, Maria Antonieta P. de and Firpo, Cora Maria F.},  year={2013},  month={Dec},  pages={516–522} }