Reproducibility and validity of a food frequency questionnaire to estimate calcium intake in Puerto Ricans
Article
Palacios, Cristina, Segarra, Adelaida, Trak, MariaAngelica et al. (2012). Reproducibility and validity of a food frequency questionnaire to estimate calcium intake in Puerto Ricans
. ARCHIVOS LATINOAMERICANOS DE NUTRICION, 62(3), 205-212.
Palacios, Cristina, Segarra, Adelaida, Trak, MariaAngelica et al. (2012). Reproducibility and validity of a food frequency questionnaire to estimate calcium intake in Puerto Ricans
. ARCHIVOS LATINOAMERICANOS DE NUTRICION, 62(3), 205-212.