title: Accomodation to restricted tobacco smoke intake in cigarette smokers.
mesh_terms: D000328:Adult; D001290:Attitude; D002940:Circadian Rhythm; D006801:Humans; D008875:Middle Aged; D009042:Motivation; D009538:Nicotine; D010947:Plants, Toxic; D012649:Self Concept; D000074606:Smoking Prevention; D014026:Nicotiana
chemical_list: D009538:Nicotine