[1] Univ Cologne, Univ Hosp Cologne, Fac Med, Dept Internal Med 2, Cologne, Germany
[2] Univ Cologne, Univ Hosp Cologne, Fac Med, Ctr Mol Med Cologne CMMC, Cologne, Germany
[3] Univ Cologne, Cologne Inst Hlth Econ & Clin Epidemiol, Fac Med, Cologne, Germany
[4] Univ Hosp Cologne, Cologne, Germany
[5] Univ Cologne, Inst Med Stat & Computat Biol, Fac Med, Cologne, Germany
[6] Univ Cologne, Univ Hosp Cologne, Cologne, Germany
[7] EUFH Univ Appl Sci, Res Inst Hlth & Syst Dev, Cologne, Germany
[8] Univ Cologne, Fac Med, Cologne, Germany
[9] Univ Cologne, Univ Hosp Cologne, Inst Med Sociol Hlth Serv Res & Rehabil Sci, Chair Hlth Serv Res, Cologne, Germany