Assessing the validity of a self-administered food-frequency questionnaire (FFQ) in the adult population of Newfoundland and Labrador, Canada
Titel:
Assessing the validity of a self-administered food-frequency questionnaire (FFQ) in the adult population of Newfoundland and Labrador, Canada
Auteur:
Liu, Lin Wang, Peizhong Peter Roebothan, Barbara Ryan, Ann Tucker, Christina Sandra Colbourne, Jennifer Baker, Natasha Cotterchio, Michelle Yi, Yanqing Sun, Guang