@article{ramos_magno_cohen_rosado_carneiro_2015,  title={Weight loss and nutritional anemia in patients submitted to Roux-en-Y gastric bypass on use of vitamin and mineral supplementation},  volume={28},  ISSN={0102-6720},  url={https://doi.org/10.1590/S0102-67202015000100012},  DOI={10.1590/S0102-67202015000100012},  number={1},  journal={ABCD. Arquivos Brasileiros de Cirurgia Digestiva (São Paulo)},  publisher={Colégio Brasileiro de Cirurgia Digestiva},  author={RAMOS, Natalia Maria Coutinho Pinheiro de Jesus and MAGNO, Fernanda Cristina Carvalho Mattos and COHEN, Larissa and ROSADO, Eliane Lopes and CARNEIRO, João Régis Ivar},  year={2015},  pages={44–47} }