Development of a food frequency questionnaire to estimate calcium intake of Asian, Hispanic, and white youth
Titel:
Development of a food frequency questionnaire to estimate calcium intake of Asian, Hispanic, and white youth
Auteur:
Jensen, J.Keith Gustafson, Deborah Boushey, Carol J. Auld, Garry Bock, Margaret Ann Bruhn, Christine M. Gabel, Kathe Misner, Scottie Novotny, Rachel Peck, Louise Read, Marsha