Outlook hazy for smoking rates in the USA.
Barclay
Eliza
E
D006801:Humans; D012907:Smoking / Q000191:economics* / Q000453:epidemiology* / Q000639:trends; D016540:Smoking Cessation / Q000706:statistics & numerical data; D012959:Socioeconomic Factors; D013315:Stress, Psychological / Q000209:etiology / Q000523:psychology*; D013660:Taxes; D014481:United States