@article{chojniak_2020,  title={The diagnosis of focal liver lesions in pediatric patients},  volume={53},  ISSN={0100-3984},  url={https://doi.org/10.1590/0100-3984.2020.53.3e3},  DOI={10.1590/0100-3984.2020.53.3e3},  number={3},  journal={Radiologia Brasileira},  publisher={Publicação do Colégio Brasileiro de Radiologia e Diagnóstico por Imagem},  author={Chojniak, Rubens},  year={2020},  month={May},  pages={IX–X} }