title: Analysis of reinforcement by varying smoke component concentrations.
mesh_terms: D000328:Adult; D004305:Dose-Response Relationship, Drug; D005260:Female; D006801:Humans; D008297:Male; D009538:Nicotine / Q000008:administration & dosage*; D012054:Reinforcement, Psychology; D012907:Smoking
chemical_list: D009538:Nicotine