[1] Shanghai Jiao Tong Univ, Sch Med, Shanghai Canc Inst, State Key Lab Oncogene & Related Genes,Renji Hosp, 25,Lane 2200,Xietu Rd, Shanghai 200032, Peoples R China
[2] Shanghai Jiao Tong Univ, Sch Med, Renji Hosp, Dept Epidemiol,Shanghai Canc Inst, Shanghai 200032, Peoples R China
[3] Univ South Carolina, Arnold Sch Publ Hlth, Dept Epidemiol & Biostat, Columbia, SC 29208 USA
[4] Int Agcy Res Canc, Canc Surveillance Sect, 150 Cours Albert Thomas, F-69372 Lyon 08, France