Conference ProceedingsScreening for K2: Monitoring JWH-018, 073, 081, and 250 and Some Prominent Metabolites by HPLC-MS/MSPresenting section:Toxicology2012Berg, Cicely, Foster City CA; Dawson, Brent, Foster City CA; Wang, Alexandre, Foster City CA; Liu, Hua-Fen, Foster City CAView the paperToxicology