[1] Univ Zurich, Inst Biomed Eth & Hist Med, Zurich, Switzerland
[2] Univ Greifswald, Inst Eth & Hist Med, Greifswald, Germany
[3] Klinikum Westfalen, Dept Internal Med Haematol & Oncol, Med, Dortmund, Germany
[4] Ruhr Univ Bochum, Inst Med Eth & Hist Med, Bochum, Germany
[5] Wilhelm Lohe Univ Appl Sci, Med Eth, Furth, Germany
[6] Ludwig Maximilians Univ Hosp Munich, Dept Internal Med 3, Internal Med, Munich, Germany