Journal article
Evaluation of brief dietary questions to estimate vegetable and fruit consumption - using serum carotenoids and red-cell folate
T Coyne, TI Ibiebele, S McNaughton, IHE Rutishauser, K O'Dea, AM Hodge, C McClintock, MG Findlay, A Lee
Public Health Nutrition | CABI PUBLISHING | Published : 2005
DOI: 10.1079/PHN2004688