@article{2013,  title={RETRACTION},  volume={68},  ISSN={1807-5932},  url={https://doi.org/10.6061/clinics/2013(10)17},  DOI={10.6061/clinics/2013(10)17},  number={10},  journal={Clinics},  publisher={Faculdade de Medicina / USP},  year={2013},  pages={1383–1383} }