Open AccessComparative validation of standard, picture-sort and meal-based food-frequency questionnaires adapted for an elderly population of low socio-economic status
Author(s) -
Sara A. Quandt,
Mara Z. Vitolins,
Shan L. Smith,
Janet A. Tooze,
Ronny A. Bell,
Cralen Davis,
Robert F. DeVellis,
Thomas A. Arcury
Publication year - 2007
Publication title -
carolina digital repository (university of north carolina at chapel hill)
Language(s) - English
DOI - 10.17615/tfkv-1c93
Subject(s) - sort , meal , population , meal preparation , computer science , environmental health , food science , medicine , biology , information retrieval