RT Article T1 Assessing the effects of medical marijuana laws on marijuana use: The devil is in the details JF Journal of policy analysis and management VO 34 IS 1 SP 7 OP 31 A1 Pacula, Rosalie L. A1 Sevigny, Eric L. A1 Heaton, Paul A1 Powell, David A2 Sevigny, Eric L. A2 Heaton, Paul A2 Powell, David LA English YR 2015 UL https://krimdok.uni-tuebingen.de/Record/1912461765 DO 10.1002/pam.21804