No abstract available
MeSH terms
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Bias
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Female
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Health Care Costs
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Health Services Misuse / statistics & numerical data*
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Health Services Research / methods*
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Humans
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Male
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Medicare / statistics & numerical data*
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Models, Statistical
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Policy Making
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Practice Patterns, Physicians' / economics
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Practice Patterns, Physicians' / statistics & numerical data
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Research Design / standards
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Small-Area Analysis
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United States