Research & Education JFS Articles AAFS Connect Conference Proceedings Reference Series Library International Educational Outreach Program A Semi-Quantitative Retrospective Method Validation for Three Synthetic Cannabinoids With Analytical Confirmation in Toxicology Casework Presenting section: Toxicology 2018 Kumor, Stephanie, Willow Grove PA; Graf, Kristopher W., Willow Grove PA; Kacinko, Sherri L., Horsham PA View the paper Toxicology