No abstract available
MeSH terms
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Adult
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Aged
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Aged, 80 and over
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Breast Neoplasms / diagnosis
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Breast Neoplasms / epidemiology
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Breast Neoplasms / genetics*
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Chi-Square Distribution
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China / epidemiology
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Female
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Genes, BRCA1
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Genes, BRCA2
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Genetic Counseling / methods*
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Genetic Testing / methods*
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Humans
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Incidence
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Middle Aged
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Surveys and Questionnaires
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Urban Population