No abstract available
MeSH terms
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Back Pain / etiology
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Back Pain / prevention & control
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Communicable Disease Control
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Female
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Germany
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Health Occupations*
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Humans
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Male
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Occupational Health*
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Pregnancy
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Spinal Injuries / etiology
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Spinal Injuries / prevention & control
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Stress, Psychological / complications
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Stress, Psychological / etiology
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Stress, Psychological / prevention & control