Conference ProceedingsMedible Testing: The Preparation of Matrix-Matched Calibrators and Controls for Forensic AnalysisPresenting section:Criminalistics2019Orton, Kathryn L., Richmond VA; Spencer, Casey, Baltimore MD; Vest, Jean A., Rochester NY; Fielden, Rachel B., Chesterfield VA; Poklis, Justin L., Richmond VA; Wolf, Carl E., Richmond VAView the paperCriminalistics