Licit and illicit substance use patterns among university students in Germany using cluster analysis
2017 ◽
Vol 12
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2013 ◽
Vol 51
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pp. 23-37
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2015 ◽
Vol 27
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pp. 476-485
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2016 ◽
Vol 26
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pp. 152-161
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2010 ◽
Vol 35
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pp. 45-63
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2015 ◽
Vol 4
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2012 ◽
Vol 03
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