Le Marchand L, Guo C, Benhamou S, Bouchardy C, Cascorbi I, Clapper ML, Garte S, Haugen A, Ingelman-Sundberg M, Kihara M, Rannug A, Ryberg D, Stücker I, Sugimura H, Taioli E. Pooled analysis of the CYP1A1 exon 7 polymorphism and lung cancer (United States). Cancer Causes Control. 2003 May;14(4):339–46. doi: 10.1023/a:1023956201228. PMID: 12846365.