title: Why people smoke.
authors.affiliation: Department of epidemiology and public health at University College London.
authors.forename: Martin J
authors.initials: MJ
authors.lastname: Jarvis
mesh_terms: D002908:Chronic Disease; D006801:Humans; D009042:Motivation; D009538:Nicotine / Q000097:blood*; D012056:Reinforcement, Social; D012907:Smoking / Q000097:blood / Q000523:psychology*; D012959:Socioeconomic Factors; D013375:Substance Withdrawal Syndrome / Q000209:etiology; D014029:Tobacco Use Disorder / Q000523:psychology
chemical_list: D009538:Nicotine