PRESTON, Alan M; PALACIOS, Cristina; RODRÍGUEZ, Cindy A.; VÉLEZ-RODRÍGUEZ, Rose M. Validation and Reproducibility of a Semi-Quantitative Food Frequency Questionnaire for Use in Puerto Rican Children. Puerto Rico Health Sciences Journal, [S. l.], v. 30, n. 2, 2011. Disponível em: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/521. Acesso em: 15 jan. 2026.