(Q43508893)
Statements
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Social relations in older adults: Secular trends and longitudinal changes over a 16-year follow-up (English)
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Tiina-Mari Lyyra
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Anna-Liisa Lyyra
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Kirsi Lumme-Sandt
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Pirjo Tiikkainen
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Riitta-Liisa Heikkinen
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17 June 2010
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51
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3
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e133-8
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Identifiers
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