Haderlein, Marlen http://orcid.org/0000-0002-7986-2169
Scherl, Claudia
Semrau, Sabine
Lettmaier, Sebastian
Hecht, Markus
Putz, Florian
Iro, Heinrich
Agaimy, Abbas
Fietkau, Rainer
Article History
Received: 23 January 2019
Accepted: 22 March 2019
First Online: 23 April 2019
Ethics approval and consent to participate
: For this type of study ethics approval is not required.Written informed consent was obtained ‘front door’ from all patients allowing collection of their clinical data.
: Not applicable.
: The authors declare that they have no competing interests.
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