Almaghrabi, M., Albar , S. ., Alsufiani , H. ., Zamkah , R. ., Alyafie, S. ., & Houssien, A. . (2022). Relative validity of a semi-quantitative food frequency questionnaire to estimate the intake of iron and its absorption modifiers in young Saudi females. Progress in Nutrition, 24(4), e2022138. https://doi.org/10.23751/pn.v24i4.13717