Skolelevers drogvanor - 1999, årskurs 9
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https://b2find.eudat.eu/dataset/d3c43c6b-c73f-590c-bd6d-127c1bb75988
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Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of...
