Does the smoking of filter cigarettes reduce the incidence of tobacco-related disease as compared with the smoking of non-filter cigarettes?
D005374:Filtration; D006801:Humans; D008175:Lung Neoplasms / Q000453:epidemiology* / Q000401:mortality; D009538:Nicotine / Q000032:analysis; D010947:Plants, Toxic; D012907:Smoking; D013638:Tars / Q000032:analysis; D014026:Nicotiana / Q000032:analysis
D013638:Tars; D009538:Nicotine