ABCB1 C3435T polymorphism is associated with tetrahydrocannabinol blood levels in heavy cannabis users. Kebir, O.; Lafaye, G.; Blecha, L.; Chaumette, B.; Mouaffak, F.; Laqueille, X.; Benyamina, A.. Psychiatry Res. 2017; : . doi:10.1016/j.psychres.2017.09.006Article