@article{lopes_morini_vieira_oliveira_1997,  title={Chondrosarcoma secondary to hereditary multiple exostosis treated by extended internal hemiplevectomy},  volume={115},  ISSN={1516-3180},  url={https://doi.org/10.1590/S1516-31801997000300007},  DOI={10.1590/S1516-31801997000300007},  number={3},  journal={Sao Paulo Medical Journal},  publisher={Associação Paulista de Medicina - APM},  author={Lopes, Ademar and Morini, Sandra and Vieira, Leonardo José and Oliveira, Antonio Talvane de},  year={1997},  month={May},  pages={1440–1443} }