[1] Hannover Med Sch, Integrated Res & Treatment Ctr Transplantat, Core Facil Qual Management & Hlth Technol Assessm, Hannover, Germany
[2] Hannover Med Sch, Dept Gen Visceral & Transplantat Surg, Hannover, Germany
[3] Hannover Med Sch, Inst Epidemiol Social Med & Hlth Syst Res, Hannover, Germany
[4] Fed Armed Forces Hosp Westerstede, Dept Trauma & Orthopaed Surg, Westerstede, Germany
[5] Hannover Med Sch, Dept Nephrol, Hannover, Germany