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Secular changes in proportion of energy, protein, fat and carbohydrate intake at breakfast, mid-morning, lunch, mid-afternoon, evening and extra time slots in men and women. Corresponding meal slots with different letters (a, b, c) indicate significant differences across the survey years. Meal slots with no letters are not significantly different from corresponding meal slots from other years. Extra (
), evening (
), mid-afternoon (
), lunch (
), mid-morning (
) and breakfast (
).
