title: [Directives for elaboration of population studies on diet and nutrition. Group of Experts].
mesh_terms: D004032:Diet; D004034:Diet Surveys; D005247:Feeding Behavior; D005502:Food; D005518:Food Preferences; D006801:Humans; D009749:Nutrition Surveys; D013030:Spain; D011795:Surveys and Questionnaires; D013997:Time Factors
vernacular_title: Directrices para la elaboración de estudios poblaciónales de alimentación y nutrición. Grupo de Expertos.