No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Adult
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Aged
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Breast Neoplasms / epidemiology*
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Cohort Studies
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Exudates and Transudates / analysis*
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Female
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Fibrocystic Breast Disease / analysis
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Fibrocystic Breast Disease / classification
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Fibrocystic Breast Disease / epidemiology*
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Humans
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Middle Aged
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Potassium / analysis
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Precancerous Conditions / epidemiology*
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Risk Factors
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Sodium / analysis