title: An improved method for direct, rapid extraction of bile for morphine.
mesh_terms: D001646:Bile / Q000032:analysis*; D002855:Chromatography, Thin Layer; D005069:Evaluation Studies as Topic; D006801:Humans; D008722:Methods; D008832:Microchemistry; D009020:Morphine / Q000032:analysis*; D013050:Spectrometry, Fluorescence; D019966:Substance-Related Disorders / Q000175:diagnosis
chemical_list: D009020:Morphine