Utvärdering genom uppföljning, elever födda 1953
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https://b2find.eudat.eu/dataset/92426f3c-7c3d-5d0f-9da7-506e94c1f3b1
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The first cohort comprises a nationally representative sample of pupils consisting of those born on the 5th, 15th or 25th of any month in 1948. The material covers some 12 000...
