Tissue concentrations of MDMA and its metabolite MDA in three fatal cases of overdose - García-Repetto, R.; Moreno, E.; Soriano, T.; Jurado, C.; Giménez, M.P.; Menéndez, M.; García-Repetto, R; Giménez, M P; Menéndez, M (Forensic Science International, 2003)