Development of a food frequency questionnaire to estimate calcium intake of Asian, Hispanic, and white youth.
Jensen JK, Gustafson D, Boushey CJ, Auld G, Bock MA, Bruhn CM, Gabel K, Misner S, Novotny R, Peck L, Read M. Development of a food frequency questionnaire to estimate calcium intake of Asian, Hispanic, and white youth. J Am Diet Assoc. 2004 May; 104(5):762-9.