@article{cervera_2006,  title={In memoriam},  volume={46},  ISSN={0482-5004},  url={https://doi.org/10.1590/S0482-50042006000400014},  DOI={10.1590/S0482-50042006000400014},  number={4},  journal={Revista Brasileira de Reumatologia},  publisher={Sociedade Brasileira de Reumatologia},  author={Cervera, Ricard},  year={2006},  month={Jul},  pages={XVIII–XVIII} }