No abstract available
Publication types
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Research Support, N.I.H., Extramural
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Research Support, Non-U.S. Gov't
MeSH terms
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Aged
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Cost Control
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Equipment and Supplies / economics
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Health Policy*
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Hearing Disorders / economics*
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Hearing Disorders / therapy
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Humans
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Insurance Coverage*
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Medicare*
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Risk
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United States
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Vision Disorders / economics*
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Vision Disorders / therapy