Figure 3.

Changes from baseline to follow-up among Advice and Advice +Gift Card vs. control participants in the Food for Thought study, for intake of fish (3a), docosahexaenoic acid (DHA) (3b), and mercury (3c).

Oken et al. Nutrition Journal 2013 12:33   doi:10.1186/1475-2891-12-33
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