Comparability of different methods of re
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Benjamin A. Rybicki; Christine Cole Johnson; Edward L. Peterson; Gene X. Kortsha
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Article
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1997
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John Wiley and Sons
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English
β 71 KB
π 1 views
Many occupational case-control studies have relied on either self-report or exposure assessment based on job titles linked to a job exposure matrix (JEM) as opposed to the generally considered more accurate, but labor intensive, method of expert review of job histories. Our study examined the compar