No abstract available
Publication types
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Research Support, U.S. Gov't, Non-P.H.S.
MeSH terms
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Adolescent
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Adult
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Age Factors
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Aged
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Forced Expiratory Volume
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Health Status Indicators*
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Health Surveys*
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Humans
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Hypochondriasis*
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Job Satisfaction*
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Male
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Middle Aged
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Occupational Medicine
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Stress, Psychological*
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Surveys and Questionnaires
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Vital Capacity