Research & Education JFS Articles AAFS Connect Conference Proceedings Reference Series Library International Educational Outreach Program Optimization of Solid-Phase Microextraction/GC-MS for the Extraction of Organic Impurities in Seized MDMA Presenting section: Criminalistics 2007 Dotzauer, Heather, Battle Creek MI; Waddell Smith, Ruth, East Lansing MI View the paper Criminalistics