DURÁN AGÜERO, Samuel et al. Stages of change in the purchase of ultra-processed snacks among university students after the implementation of the chilean food law; a multi-center study. Archivos Latinoamericanos de Nutrición (ALAN), [S. l.], v. 70, n. 4, p. 263–268, 2021. Disponível em: https://saber.ucv.ve/ojs/index.php/rev_alan/article/view/22192. Acesso em: 20 jul. 2026.