Research & Education JFS ArticlesAAFS ConnectConference ProceedingsReference Series LibraryInternational Educational Outreach ProgramThe Development and Validation of an Analytical Method for the Identification of New Psychoactive Substances (NPS) Using the Retention Index and Gas Chromatography/Mass Spectrometry (GC/MS)Presenting section:Toxicology2019Giudice, Gabriella H., Brasília BRAZIL; Lira Machado, Angelo H., Brasília BRAZIL; Zacca, Jorge J., Brasília BRAZILView the paperToxicology