affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Schleswig-Holstein University, Elbe Kliniken Buxtehude, Dresden University of Technology, affiliation not provided to SSRN, University Hospital Mühlenkreiskliniken Minden, Heidelberg University - Department of Dermatology, University of Lubeck, Helios Klinikum Erfurt, University Hospital Regensburg, Saarland University - Medical School, University of Tübingen, University of Tübingen, University of Witten/Herdecke - Witten/Herdecke University Hospital, University Medical Center Hamburg- Eppendorf, affiliation not provided to SSRN, Universitätsklinikum Münster, affiliation not provided to SSRN, Paracelsus Medical University Nuremberg - General Hospital Nuremberg, Heidelberg University - University Hospital Heidelberg, University Hospital Augsburg, Ludwig Maximilian University of Munich (LMU), University Hospital Erlangen, affiliation not provided to SSRN, affiliation not provided to SSRN, Leipzig University, University of Duisburg-Essen - University Hospital Essen, University of Duisburg-Essen - University Hospital Essen, University of Duisburg-Essen - University Hospital Essen, University of Duisburg-Essen - University Hospital Essen, University of Duisburg-Essen - University Hospital Essen, University of Duisburg-Essen - University Hospital Essen, affiliation not provided to SSRN and affiliation not provided to SSRN