An Introduction to Drug Testing - The Expanding Role of Mass Spectrometry.- Quantification of Eight Cannabinoids Including Cannabidiol in Human Urine Via Liquid Chromatography Tandem Mass Spectrometry.- Analysis of Benzodiazepines for Drug Facilitated Assaults and Abuse Settings (Urine).- Targeted Opioid Screening Assay for Pain Management Using High Resolution Mass Spectrometry.- Measurement of Buprenorphine and Norbuprenorphine in Urine.- Quantitation of Tapentadol by Liquid Chromatography - Tandem Mass Spectrometry.- Therapeutic Drug Monitoring of Lacosamide by LC-MS/MS.- LC-MS/MS method for the quantification of the Leflunomide metabolite, Teriflunomide, in Human Serum/Plasma.- Analysis of Tryptic Peptides from Therapeutic Monoclonal Antibodies using LC-MS/MS.- Quantification of Methotrexate in Human Serum and Plasma by Liquid Chromatography Tandem Mass Spectrometry.- Simultaneous Determination of Tacrolimus and Cyclosporine A in Whole Blood by Ultra-Fast LC-MS/MS.- Liquid Chromatography-tandem Mass Spectrometry (LC-MS/MS) Method to Quantify Gabapentin and Pregabalin in Urine.- The Evolving Landscape of Designer Drugs.- Analysis of Synthetic Cannabinoid Metabolites by Liquid Chromatography-Tandem Mass Spectrometry.- Quantification of Designer Opioids by Liquid Chromatography Tandem Mass Spectrometry.- Screening Analysis for Designer Stimulants by LC-MS/MS.- Drug Screening Using Liquid Chromatography Quadrupole Time of Flight (LC-QqTOF) Mass Spectrometry.- Alternate Matrices - Meconium, Cord Tissue, Hair, and Oral Fluid.- Salt-assisted Liquid-Liquid Extraction of Meconium for Analysis of Cocaine and Amphetamines by Liquid Chromatography-tandem Mass Spectrometry.- Detection of In Utero Cannabis Exposure in Umbilical Cord Tissue by A Sensitive Liquid Chromatography-Tandem Mass Spectrometry Method.- Quantitation of Ethyl ß-D-glucuronide in Human Umbilical Cord Tissue by Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS).- Analysis of Drugs in Oral Fluid using LC-MS/MS.- Determination of Cocaine and Metabolites in Dried Blood Spots by LC-MS/MS.