Experimentally observed vitamin D requirements are higher than extrapolated ones

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Reinhold Vieth. Am J Clin Nutr. 2009 Oct.

Free article

. 2009 Oct;90(4):1114-5; author reply 1115-6.

doi: 10.3945/ajcn.2009.28414. Epub 2009 Aug 26.

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Estimation of the dietary requirement for vitamin D in healthy adults.
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