Research & Education JFS Articles AAFS Connect Conference Proceedings Reference Series Library International Educational Outreach Program Analysis of Hydrocodone, Hydromorphone, and Norhydrocodone in Urine Using Liquid Chromatography - Tandem Mass Spectrometry (LC/MS/MS) Presenting section: Toxicology 2011 Valtier, Sandra, Lackland AFB TX; Bebarta, Vikhyat S., Lackland AFB TX; LaBoone, Richard, Lackland AFB TX View the paper Toxicology