Fromm, Julian
Klein, Alexander
Baur-Melnyk, Andrea
Knösel, Thomas
Lindner, Lars
Birkenmaier, Christof
Roeder, Falk
Jansson, Volkmar
Dürr, Hans Roland
Article History
Received: 16 January 2018
Accepted: 10 August 2018
First Online: 24 August 2018
Ethics approval and consent to participate
: This study was approved by the ethics committee of the Medical Faculty, University of Munich. Written consent was obtained from all surviving patients included in this study. For non-surviving patients data were irreversibly anonymized as recommended by the ethics committee.
: Not applicable.
: All authors have no financial and personal relationships with other people or organizations that could inappropriately influence (bias) this work. This study was not supported by any grants or external funding. The authors declare that they have no competing interests.
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