title: Networks of verbal habits for drugs.
mesh_terms: D000328:Adult; D001244:Association; D003213:Conditioning, Psychological; D006556:Heroin Dependence / Q000523:psychology; D006801:Humans; D013287:Illicit Drugs; D008297:Male; D008960:Models, Psychological; D009293:Opioid-Related Disorders / Q000523:psychology*; D014936:Word Association Tests
chemical_list: D013287:Illicit Drugs