title: Tar concentrations in cigarettes and carcinogen content.
authors.forename: N
authors.initials: N
authors.lastname: Gray
authors.forename: P
authors.initials: P
authors.lastname: Boyle
authors.forename: W
authors.initials: W
authors.lastname: Zatonski
mesh_terms: D000230:Adenocarcinoma / Q000139:chemically induced; D002273:Carcinogens / Q000032:analysis*; D002277:Carcinoma / Q000139:chemically induced; D006801:Humans; D008175:Lung Neoplasms / Q000139:chemically induced; D009602:Nitrosamines / Q000032:analysis*; D010947:Plants, Toxic; D013638:Tars / Q000032:analysis*; D014026:Nicotiana / Q000737:chemistry*
chemical_list: C096097:4-((hydroxymethyl)nitrosamino)-1-(3-pyridyl)-1-butanone; D002273:Carcinogens; D009602:Nitrosamines; D013638:Tars; C024746:tobacco tar; C008655:N'-nitrosonornicotine