Amphetamine abuse by hospitalized chronic schizophrenic patients.
D000661:Amphetamine / Q000652:urine*; D002855:Chromatography, Thin Layer; D002908:Chronic Disease; D006760:Hospitalization; D006778:Hospitals, Psychiatric; D006801:Humans; D008297:Male; D011605:Psychoses, Substance-Induced / Q000175:diagnosis*; D012559:Schizophrenia / Q000652:urine*; D019966:Substance-Related Disorders
D000661:Amphetamine