@article{martinez_philippi_estima_leal_2013,  title={Validity and reproducibility of a food frequency questionnaire to assess food group intake in adolescents},  volume={29},  ISSN={0102-311X},  url={https://doi.org/10.1590/0102-311X00055512},  DOI={10.1590/0102-311X00055512},  number={9},  journal={Cadernos de Saúde Pública},  publisher={Escola Nacional de Saúde Pública Sergio Arouca, Fundação Oswaldo Cruz},  author={Martinez, Marcelle Flores and Philippi, Sonia Tucunduva and Estima, Camilla and Leal, Greisse},  year={2013},  month={Sep},  pages={1795–1804} }