[1] Hannover Med Sch, Core Facil Qual Management & Hlth Technol Assessm, Integrated Res & Treatment Facil Transplantat, Hannover, Germany
[2] Hannover Med Sch, Dept Trauma & Orthoped Surg, Hannover, Germany
[3] Mylan EPD, Biostat & Data Management, Hannover, Germany
[4] Inst Epidemiol Social Med & Hlth Syst Res, Hlth Econ & Hlth Polit, Hannover, Germany
[5] Hannover Med Sch, Dept Gen Visceral & Transplant Surg, Hannover, Germany