@article{2021,  title={ERRATUM},  volume={20},  ISSN={1808-1851},  url={https://doi.org/10.1590/S1808-185120212001235427ERRATUM},  DOI={10.1590/S1808-185120212001235427ERRATUM},  number={4},  journal={Coluna/Columna},  publisher={Sociedade Brasileira de Coluna},  year={2021},  month={Oct},  pages={307–310} }