A meta-analysis on XRCC1 R399Q and R194W polymorphisms, smoking and bladder cancer risk.Tingjia Lao, Weiguo Gu, Qingshan HuangMutagenesis2008To elucidate the role of X-ray repair cross-complementing group 1 (XRCC1) R399Q and R194W genotypes in bladder cancer risk, all available studies were considered in the present meta-analysis, with… (More)