Conference ProceedingsQuantitative Analysis of Endogenous Levels of Gamma-Hydroxybutyric Acid (GHB) in Hair Samples Using Different Extraction TechniquesPresenting section:Toxicology2013Crowley, Megan E., Macungie PA; Staretz, Marianne E., Allentown PA; Schmidt, Michelle L., Clinton NJView the paperToxicology