[1] German Canc Res Ctr, Div Clin Epidemiol & Aging Res, Neuenheimer Feld 581, Heidelberg, Germany
[2] Heidelberg Univ, Network Aging Res, Heidelberg, Germany
[3] German Canc Res Ctr, Div Prevent Oncol, Heidelberg, Germany
[4] Natl Ctr Tumor Dis NCT, Heidelberg, Germany
[5] German Canc Consortium DKTK, German Canc Res Ctr DKFZ, Heidelberg, Germany