1. Clinical Pharmacology Department, Hospital Universitari Germans Trias i Pujol-IGTP and Department of Pharmacology, Therapeutics and Toxicology, Universitat Autònoma de Barcelona, Carretera de Canyet s/n. 08916 Badalona, Spain
2. Clinical Pharmacology Department, Hospital Universitari Germans Trias i Pujol-IGTP. Carretera de Canyet s/n. 08916 Badalona, Spain
3. Drug Addiction Program, Institut de Neuropsiquiatria i Addiccions (INAD-IMIM-PSMAR) and Department of Psychiatry, Universitat Autònoma de Barcelona. Passeig Maritim 25, 08003 Barcelona, Spain