title: Detection of sympathomimetic central nervous stimulants with special reference to doping. I. Comparative study of a conventional extraction procedure and adsorption chromatography using XAD-2 resin.
mesh_terms: D000327:Adsorption; D000662:Amphetamines / Q000652:urine*; D002849:Chromatography, Gas / Q000379:methods; D011137:Polystyrenes; D012117:Resins, Synthetic; D012997:Solvents
chemical_list: D000662:Amphetamines; D011137:Polystyrenes; D012117:Resins, Synthetic; D012997:Solvents; C003771:Amberlite XAD-2 resin