Canna~Fangled Abstracts Cross-Substitution of Δ9-Tetrahydrocannabinol and JWH-018 in Drug Discrimination in Rats. 2014 May 30. pii: S0091-3057(14)00159-2. doi: 10.1016/j.pbb.2014.05.016. Cross-Substitution of Δ9-Tetrahydrocannabinol and JWH-018 in Drug Discrimination…Freedom WaresMay 30, 2014