Conference ProceedingsA Method for the Determination of Amphetamines and Methylenedioxyamphetamines in Oral Fluid by Gas Chromatography/Mass SpectrometryPresenting section:Toxicology2008Halphen, Aimee M., Roanoke VA; Poklis, Alphonse, Richmond VA; Peace, Michelle R., Richmond VA; Crooks, C. Richard, Hendersonville TNView the paperToxicology