(Q34282703)
Statements
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Delayed sleep phase syndrome. A chronobiological disorder with sleep-onset insomnia (English)
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Weitzman ED
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Czeisler CA
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Coleman RM
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Spielman AJ
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Zimmerman JC
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Dement W
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Richardson G
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Pollak CP
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1 July 1981
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38
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737-746
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Identifiers
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