title: Characteristics of humans volunteering for a cocaine research project.
mesh_terms: D000328:Adult; D003042:Cocaine; D003710:Demography; D004522:Educational Status; D005260:Female; D006801:Humans; D008297:Male; D012737:Sex Factors; D013334:Students; D019966:Substance-Related Disorders
chemical_list: D003042:Cocaine