title: Modified sample preparation for high-performance liquid chromatographic--electrochemical assay of urinary catecholamines.
mesh_terms: D002395:Catecholamines / Q000652:urine*; D002851:Chromatography, High Pressure Liquid; D004563:Electrochemistry; D005260:Female; D006801:Humans; D013048:Specimen Handling
chemical_list: D002395:Catecholamines