title: Does the frequency of definitions for a particular drug in slang dictionaries predict quantity of knowledge of the slang?
mesh_terms: D000293:Adolescent; D000328:Adult; D000437:Alcoholism / Q000523:psychology*; D004014:Dictionaries as Topic; D006556:Heroin Dependence / Q000523:psychology; D006801:Humans; D009293:Opioid-Related Disorders / Q000523:psychology*; D012660:Semantics