title: Direct clean-up and analysis of urinary catecholamines.
mesh_terms: D002395:Catecholamines / Q000652:urine*; D002851:Chromatography, High Pressure Liquid / Q000379:methods; D004298:Dopamine / Q000652:urine; D004563:Electrochemistry; D004837:Epinephrine / Q000652:urine; D006801:Humans; D009638:Norepinephrine / Q000652:urine
chemical_list: D002395:Catecholamines; D004298:Dopamine; D009638:Norepinephrine; D004837:Epinephrine