Comparison of prevalence of packaged food products with nutrition information panel, nutrition claims and nutrient function claims between 2008 and 2010, by product groups (N2008 = 4963, N2010 = 5526).
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Note:a standardized rate for each product group was the summation of products of each brand's labeling rate in 2010 and its constituent ratio in the same product group in 2008, then multiplied this standardized rate for each product group by its constituent ratio in 2008 and summed the products as the standardized rate for total products.
创建时间：
2015-12-02
