No abstract available
MeSH terms
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Adult
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Age Distribution
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Aged
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Career Mobility*
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Data Collection
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Employment / statistics & numerical data*
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Female
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Health Workforce / statistics & numerical data*
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Humans
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Male
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Middle Aged
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Physicians / supply & distribution*
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Radiology*
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Ultrasonography / statistics & numerical data*
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United States
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Utilization Review