Non-specificity of the "gray" spot (indole derivative) in the urine of schizophrenics.
D000208:Acute Disease; D002854:Chromatography, Paper; D002908:Chronic Disease; D004032:Diet; D005638:Fruit; D006801:Humans; D007211:Indoles / Q000652:urine*; D012559:Schizophrenia / Q000188:drug therapy / Q000652:urine*; D014149:Tranquilizing Agents / Q000627:therapeutic use
D007211:Indoles; D014149:Tranquilizing Agents