A Study of Genetic (CYP2D6 and ABCB1) and Environmental (Drug Inhibitors and Inducers) Variables That May Influence Plasma Risperidone Levels - Leon, J de; Susce, M T; Pan, R -M; Wedlund, P J; Orrego, M L; Diaz, F J (Pharmacopsychiatry, 2007)