title: Investigation of direct thin-layer chromatography-mass spectrometry as a drug analysis technique.
mesh_terms: D002855:Chromatography, Thin Layer; D013058:Mass Spectrometry; D004364:Pharmaceutical Preparations / Q000032:analysis*; D011619:Psychotropic Drugs / Q000032:analysis; D012997:Solvents; D013696:Temperature
chemical_list: D004364:Pharmaceutical Preparations; D011619:Psychotropic Drugs; D012997:Solvents