@article{georges_vergani_fraga_fonseca_fujihara_albuquerque_castro_silva_pereira_2015,  title={[RETRACTED ARTICLE] Derivation of new Brazilian lineages of human embryonic stem cells under physiological oxygen conditions},  volume={75},  ISSN={1519-6984},  url={https://doi.org/10.1590/1519-6984.20813},  DOI={10.1590/1519-6984.20813},  number={4},  journal={Brazilian Journal of Biology},  publisher={Instituto Internacional de Ecologia},  author={Georges, J. A. O. and Vergani, N. and Fraga, A. M. and Fonseca, S. A. S. and Fujihara, L. S. and Albuquerque, M. C. R. M. and Castro, F. J. G. and Silva, I. S. and Pereira, L. V.},  year={2015},  month={Nov},  pages={9–16} }