| http://www.w3.org/ns/prov#value | - On one hand, the option to include a 24-hour recall would have not considered adequately the intra individual variability in the sample; on the other hand, these surveys are somehow dependent on memory and, in addition, especially in this case, on the children???s ability to describe the consumed food; that is the reason why the surveyed children were students of 3rd???6th grade in primary educati
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