2011
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Vitamin D Supplement Doses and Serum 25-Hydroxyvitamin D in the Range Associated with Cancer Prevention: article
scientific reference
2010
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Vitamin D3 supplementation during the winter may reduce the incidence of influenza A, especially in specific subgroups of school children: article
scientific reference
2009
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Low Vitamin D Levels Linked To Proliferation of H1N1: article
scientific reference
2006
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Epidemic influenza and vitamin D; UV light/cod liver oil reduce incidence of viral respiratory
infections: article
scientific reference