False porphobilinogen reactions in the urine of mental patients.
D055598:Chemical Phenomena; D002621:Chemistry; D002845:Chromatography; D004396:Coloring Agents; D005189:False Positive Reactions; D006801:Humans; D001523:Mental Disorders / Q000175:diagnosis / Q000652:urine*; D010640:Phenothiazines; D011166:Porphyrins / Q000652:urine*; D011758:Pyrroles / Q000652:urine*
D004396:Coloring Agents; D010640:Phenothiazines; D011166:Porphyrins; D011758:Pyrroles