title: Determination of coproporphyrin isomer contents in urine of tumour patients.
mesh_terms: D002851:Chromatography, High Pressure Liquid; D003306:Coproporphyrins / Q000652:urine*; D006801:Humans; D007536:Isomerism; D009369:Neoplasms / Q000652:urine*; D011166:Porphyrins / Q000652:urine*
chemical_list: D003306:Coproporphyrins; D011166:Porphyrins