title: Determination of morphine, diamorphine and their degradation products in pharmaceutical preparation by reversed-phase high-performance liquid chromatography.
mesh_terms: D000284:Administration, Oral; D002851:Chromatography, High Pressure Liquid / Q000379:methods; D004304:Dosage Forms / Q000032:analysis; D004355:Drug Stability; D003932:Heroin / Q000032:analysis*; D007278:Injections, Spinal; D009020:Morphine / Q000032:analysis*
chemical_list: D004304:Dosage Forms; D003932:Heroin; D009020:Morphine