title: Temporal patterns in smoking rate and mouth-level nicotine exposure.
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009538:Nicotine / Q000008:administration & dosage; D012907:Smoking; D013997:Time Factors
chemical_list: D009538:Nicotine