| http://www.w3.org/ns/prov#value | - Questionnaire to evaluate the use and understanding of NIP A 50 items questionnaire including two sections was designed: Section 1) Sociodemographic characteristics, health and nutrition interests, habitual routine when reading the NIP, and self-reported abilities to use and understand the NIP (closed questions); reasons for not understanding or using the NIP (open questions); and 2) A practical t
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