@article{skare_ferri_santos_2014,  title={Systemic lupus erythematosus activity and beta two microglobulin levels},  volume={132},  ISSN={1516-3180},  url={https://doi.org/10.1590/1516-3180.2014.1324703},  DOI={10.1590/1516-3180.2014.1324703},  number={4},  journal={Sao Paulo Medical Journal},  publisher={Associação Paulista de Medicina - APM},  author={Skare, Thelma Larocca and Ferri, Kellen and Santos, Marcela Aimone},  year={2014},  pages={239–242} }