@article{paiva_abreu_souza_2018,  title={Undifferentiated pleomorphic sarcoma},  volume={93},  ISSN={0365-0596},  url={https://doi.org/10.1590/abd1806-4841.20186613},  DOI={10.1590/abd1806-4841.20186613},  number={1},  journal={Anais Brasileiros de Dermatologia},  publisher={Sociedade Brasileira de Dermatologia},  author={Paiva, Ana Carolina Gonçalves de and Abreu, Marilda Aparecida Milanez Morgado de and Souza, Marcela Pesce de},  year={2018},  month={Jan},  pages={154–155} }