No abstract available
Publication types
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Research Support, Non-U.S. Gov't
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Comment
MeSH terms
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Animals
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Female
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Folic Acid / blood*
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Homocysteine / blood*
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Humans
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Macular Degeneration / epidemiology*
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Male
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Vitamin B 12 / blood*
Substances
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Homocysteine
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Folic Acid
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Vitamin B 12