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Former studies suggested an adverse effect of hypervitaminosis A on bone health, while the effects of retinol and its precursor (β-carotene) remain uncertain in populations consuming vitamin A (VA) mainly from plant sources.We investigated the association of serum, dietary retinol, and β-carotene with bone mineral density (BMD) in Chinese adults.We recruited 2101 women and 1053 men (aged 40–75years)...
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