(Q33723774)
Statements
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Comparison of two types of epidemiological surveys aimed at collecting daily clinical symptoms in community-based longitudinal studies (English)
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Robert H Gilman
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Gwenyth Lee
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William Checkley
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Mayuko Saito
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Lilia Cabrera
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Vitaliano Cama
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CONTENT Investigators
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1 February 2010
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Identifiers
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