title: Detection of urinary porphobilinogen.
mesh_terms: D006801:Humans; D007202:Indicators and Reagents; D011162:Porphobilinogen / Q000652:urine; D011758:Pyrroles / Q000652:urine*
chemical_list: D007202:Indicators and Reagents; D011758:Pyrroles; D011162:Porphobilinogen