(Q39408278)
Statements
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Nocturnal activity and immobility across aging (50-98 years) in healthy persons (English)
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van Hilten JJ
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Middelkoop HA
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Braat EA
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van der Velde EA
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Kerkhof GA
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Ligthart GJ
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Wauquier A
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Kamphuisen HA
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1 August 1993
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41
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8
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837-841
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Identifiers
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