title: Multiple-drug use among high school students.
mesh_terms: D000293:Adolescent; D000428:Alcohol Drinking; D002188:Cannabis; D005260:Female; D006801:Humans; D008297:Male; D012907:Smoking / Q000523:psychology; D013334:Students / Q000523:psychology*; D019966:Substance-Related Disorders / Q000523:psychology*