"Moderate" and hard drug users among college students: a study of their drug use patterns and characteristics.
D000293:Adolescent; D000328:Adult; D001463:Barbiturates; D002188:Cannabis; D005260:Female; D006801:Humans; D008238:Lysergic Acid Diethylamide; D008297:Male; D009864:Ontario; D012067:Religion; D012923:Social Class; D013334:Students; D019966:Substance-Related Disorders
D001463:Barbiturates; D008238:Lysergic Acid Diethylamide