J Natl Cancer Inst 1959, 22:719–748.PubMed 13. DerSimonian R, Laird N: Meta-analysis in clinical trials. Control
PI3K inhibitor Clin Trials 1986, 7:177–188.PubMedCrossRef 14. Tobias A: Assessing the influence of a single study in the meta-analysis estimate. Stata Tech Bull 1999, 8:15–17. 15. Egger M, Davey Smith G, Schneider M, Minder C: Bias in metaanalysis AZD8931 cost detected by a simple, graphical test. BMJ 1997, 315:629–634.PubMedCrossRef 16. David-Beabes GL, Lunn RM, London SJ: No association between the XPD(Lys751G1n) polymorphism or the XRCC3 (Thr241Met) polymorphism and lung cancer risk. Cancer Epidemiol Biomarkers Prev 2001, 10:911–912.PubMed 17. Misra RR, Ratnasinghe D, Tangrea JA, et al.: Polymorphisms in the DNA repair genes XPD, XRCC1, XRCC3, and APE /ref-1, and the risk of lung cancer among male smokers in Finland. Cancer Lett 2003, 191:171–178.PubMedCrossRef 18. Wang Y, Liang D, Spitz MR, et al.: XRCC3 genetic polymorphism, smoking, and lung carcinoma risk in minority
populations. Cancer 2003, 98:1701–1706.PubMedCrossRef 19. Popanda O, Schattenberg T, Phong CT, et al.: Specific combinations of DNA repair gene variants and increased risk for non-small cell lung cancer. Carcinogenesis 2004, 25:2433–2441.PubMedCrossRef 20. Jacobsen NR, Raaschou-Nielsen O, Nexo B, et al.: Dinaciclib manufacturer XRCC3 polymorphisms and risk of lung cancer. Cancer Lett 2004, 213:67–72.PubMedCrossRef 21. Harms C, Salama SA, Sierra-Torres CH, Cajas-Salazar N, Au WW: Polymorphisms in DNA repair genes, chromosome aberrations, and lung cancer. Environ Mol Mutagen
2004, 44:74–82.PubMedCrossRef 22. Matullo G, Dunning AM, Guarrera S, et al.: DNA repair polymorphisms and cancer risk in non-smokers in a cohort study. Carcinogenesis 2006, 27:997–1007.PubMedCrossRef 23. Zienolddiny S, Campa D, Lind H, et al.: Polymorphisms PLEKHB2 of DNA repair genes and risk of non-small cell lung cancer. Carcinogenesis 2006, 27:560–567.PubMedCrossRef 24. Ryk C, Kumar R, Thirumaran RK, Hou SM: Polymorphisms in the DNA repair genes XRCC1, APEX1, XRCC3 and NBS1, and the risk for lung cancer in never- and ever-smokers. Lung Canc 2006, 54:285–292.CrossRef 25. Lopez-Cima MF, Gonzalez-Arriaga P, Garcia-Castro L, et al.: Polymorphisms in XPC, XPD, XRCC1, and XRCC3 DNA repair genes and lung cancer risk in a population of northern Spain. BMC Cancer 2007, 7:162.PubMedCrossRef 26. Zhang ZL, Zhou CC, Zhang J, Tang L, Su B: Relationship between polymorphisms of DNA repair gene XRCC3 and susceptibility to lung cancer. Zhonghua Jie He He Hu Xi Za Zhi 2007, 30:936–940.PubMed 27. Improta G, Sgambato A, Bianchino G, et al.: Polymorphisms of the DNA repair genes XRCC1 and XRCC3 and risk of lung and colorectal cancer: a case–control study in a Southern Italian population. Anticancer Res 2008, 28:2941–2946.PubMed 28. Xia W, Zhang Y, Su D, Shi F: Association of single nucleotide polymorphisms of DNA repair gene XRCC3–241 with non-small cell lung cancer. Zhejiang Med J 2008, 30:1291–1293. 29.