[1] Univ Valencia, Unit Publ Hlth & Environm Care, Dept Prevent Med, Burjassot 46100, Valencia, Spain
[2] Dr Peset Univ Hosp, Unit Clin Epidemiol, Valencia, Spain
[3] Univ Aarhus, Danish Epidemiol Sci Ctr, Aarhus, Denmark
[4] Aalborg Hosp, Inst Pathol, Aalborg, Denmark
[5] INSERM, Unite 170, Villejuif, France
[6] Linkoping Univ, Div Environm & Occupat Med, Dept Mol & Clin Med, Fac Hlth Sci, Linkoping, Sweden
[7] Univ Hosp Orebro, Dept Oncol, Orebro, Sweden
[8] Bremen Inst Prevent Res & Social Med, Div Biometry & Data Proc, Bremen, Germany
[9] Univ Essen Gesamthsch, Inst Med Informat, Biometry & Epidemiol Clin, Essen, Germany
[10] Univ Turin, Unit Canc Epidemiol, CERMS, Turin, Italy
[11] Univ Turin, Ctr Oncol Prevent, Turin, Italy
[12] CSPO, Sci Inst Tuscany, Mol & Nutrit Epidemiol Unit, Florence, Italy