No abstract available
MeSH terms
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Adolescent
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Adult
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Age of Onset
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Child
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Cross-Cultural Comparison*
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Female
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France / ethnology
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Humans
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Maine / epidemiology
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Male
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Quebec / epidemiology
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Reflex, Startle*
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Syndrome
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Tic Disorders / diagnosis
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Tic Disorders / epidemiology
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Tic Disorders / ethnology*
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Videotape Recording