@article{barbosa_sichieri_junger_2013,  title={Assessing usual dietary intake in complex sample design surveys: the National Dietary Survey},  volume={47},  ISSN={0034-8910},  url={https://doi.org/10.1590/S0034-89102013000700003},  DOI={10.1590/S0034-89102013000700003},  journal={Revista de Saúde Pública},  publisher={Faculdade de Saúde Pública da Universidade de São Paulo},  author={Barbosa, Flávia dos Santos and Sichieri, Rosely and Junger, Washington Leite},  year={2013},  month={Feb},  pages={171s–176s} }