Research & Education JFS Articles AAFS Connect Conference Proceedings Reference Series Library International Educational Outreach Program Predicting the Origin of Heroin by Analysis of Inorganic Elements and Isotope Ratios of Strontium (Sr) Presenting section: Criminalistics 2018 DeBord, Joshua S., Shreveport LA; Pourmand, Ali, Miami FL; Jantzi, Sarah C., Miami FL; Panicker, Sini, Dulles VA; Almirall, Jose R., Miami FL View the paper Criminalistics