RT Article T1 Historical variation in rates of change in substance use across the transition to adulthood: The trend towards lower intercepts and steeper slopes A1 Jager, J. A1 Bachman, J.G. A1 O'Malley, P.M. A1 Schulenberg, J.E. A2 Bachman, J.G. A2 O'Malley, P.M. A2 Schulenberg, J.E. LA English YR 2013 UL https://krimdok.uni-tuebingen.de/Record/1912574357