(Q50522227)
Statements
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Trends of back pain in eastern Finland, 1972-1992, in relation to socioeconomic status and behavioral risk factors. (English)
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Heistaro S
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Vartiainen E
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Heliövaara M
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Puska P
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1 October 1998
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148
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7
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671-682
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Identifiers
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