A measure of severity of multi-drug use among psychiatric patients.
D000293:Adolescent; D000328:Adult; D000661:Amphetamine; D001463:Barbiturates; D002188:Cannabis; D003061:Codeine; D005260:Female; D006213:Hallucinogens; D003932:Heroin; D006801:Humans; D008238:Lysergic Acid Diethylamide; D008297:Male; D001523:Mental Disorders / Q000150:complications*; D019966:Substance-Related Disorders / Q000150:complications*
D001463:Barbiturates; D006213:Hallucinogens; D003932:Heroin; D008238:Lysergic Acid Diethylamide; D000661:Amphetamine; D003061:Codeine