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Vitamin D (IU) from (a) food, (b) supplementation and (c) total intake in trained student athletes (open bars) and sedentary students (solid bars). Data reported for males, females and both sexes combined. Data were obtained via the National Cancer Institute’s Automated Self-Administered 24-hour recall system. Each bar represents the group mean ± standard error of the mean. *p < 0.05.
