No abstract available
MeSH terms
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Calcium / administration & dosage*
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Colorectal Neoplasms / prevention & control*
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Female
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Humans
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Risk
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Time Factors
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Vitamin D / administration & dosage*
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Vitamin D / analogs & derivatives*
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Vitamin D / blood
Substances
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Vitamin D
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25-hydroxyvitamin D
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Calcium