KAPIL, Umesh; PATHAK, Priyali; SINGH, Preeti; DWIVEDI, Sada Nand. Reproducibility and Validity of the Food Frequency Questionnaire Methodology in an Urban Middle Income Group Community of Delhi, India. Pakistan Journal of Nutrition, [S. l.], v. 2, n. 1, p. 33–35, 2002. DOI: 10.3923/pjn.2003.33.35. Disponível em: https://pjnonline.org/pjn/article/view/70. Acesso em: 1 jul. 2025.