Munker, Stefan
Gerken, Michael
Fest, Petra
Ott, Claudia
Schnoy, Elisabeth
Fichtner-Feigl, Stefan
Wiggermann, Philipp
Vogelhuber, Martin
Herr, Wolfgang
Stroszczynski, Christian
Schlitt, Hans Jürgen
Evert, Matthias
Reng, Michael
Klinkhammer-Schalke, Monika
Teufel, Andreas
Article History
Received: 23 May 2016
Accepted: 16 April 2018
First Online: 23 April 2018
Ethics approval and consent to participate
: Due to the analysis of data from a clinical cancer registry, no ethics approval was necessary. This was confirmed by the Ethics Committee at the Regensburg University, Regensburg, Germany.
: The authors declare that they have no competing interest.
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