Conference ProceedingsPredicting the Origin of Heroin by Analysis of Inorganic Elements and Isotope Ratios of Strontium (Sr)Presenting section:Criminalistics2018DeBord, Joshua S., Shreveport LA; Pourmand, Ali, Miami FL; Jantzi, Sarah C., Miami FL; Panicker, Sini, Dulles VA; Almirall, Jose R., Miami FLView the paperCriminalistics