title: Hardcore smokers in a challenging tobacco control environment: the case of Missouri.
authors.forename: Amy
authors.initials: A
authors.lastname: Sorg
authors.forename: James
authors.initials: J
authors.lastname: Xu
authors.forename: Syamsundara Babu
authors.initials: SB
authors.lastname: Doppalapudi
authors.forename: Sarah
authors.initials: S
authors.lastname: Shelton
authors.forename: Jenine K
authors.initials: JK
authors.lastname: Harris
mesh_terms: D000328:Adult; D000368:Aged; D001294:Attitude to Health; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D008923:Missouri / Q000453:epidemiology; D012907:Smoking / Q000453:epidemiology*; D016540:Smoking Cessation; D012959:Socioeconomic Factors; D014028:Tobacco Smoke Pollution / Q000009:adverse effects; D014029:Tobacco Use Disorder / Q000453:epidemiology
chemical_list: D014028:Tobacco Smoke Pollution