[1] Univ Hosp Cologne, Dept Internal Med 1, Ctr Integrated Oncol Koln Bonn, Cologne, Germany
[2] Univ Hosp Cologne, Ctr Integrated Oncol, Inst Pathol, Cologne, Germany
[3] Univ Cologne, Inst Med Stat Informat & Epidemiol, D-50931 Cologne, Germany
[4] Univ Cologne, Ctr Integrated Oncol Koln Bonn, Dept Translat Genom, D-50931 Cologne, Germany
[5] Hosp Merheim, Dept Pathol, Cologne, Germany
[6] Kliniken Stadt Koln gGmbH, Lungenklin Merheim, Cologne, Germany
[7] Univ Groningen, Groningen, Netherlands
[8] Univ Med Ctr Groningen, Dept Pulm Dis, NL-9713 AV Groningen, Netherlands
[9] Univ Med Ctr Groningen, Dept Pathol, NL-9713 AV Groningen, Netherlands
[10] Univ Hosp Bonn, Inst Pathol, Dept Prostate Canc Res, Bonn, Germany