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<ahref="https://plu.mx/plum/a/?doi=10.1007%2Fs00038-013-0486-x"data-popup="right"data-size="large"class="plumx-plum-print-popup"data-site="plum"data-hide-when-empty="true">Trends in socioeconomic inequalities in adolescent alcohol use in Germany between 1994 and 2006</a>