No abstract available
MeSH terms
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Adolescent
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Age Factors
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Child
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Headache* / diagnosis
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Headache* / epidemiology
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Headache* / etiology
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Humans
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Migraine Disorders* / diagnosis
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Migraine Disorders* / epidemiology
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Prevalence
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Stress, Psychological / complications*
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Tension-Type Headache*
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Time Factors