Dreher, Constantin
Oechsner, Markus
Mayinger, Michael
Beierl, Stefanie
Duma, Marciana-Nona
Combs, Stephanie E.
Habermehl, Daniel
Article History
Received: 18 September 2017
Accepted: 22 January 2018
First Online: 30 January 2018
Ethics approval and consent to participate
: The medical ethics commission of the medical faculty (Technical University München) has approved the presented study (257/16S).
: The data was anonymized. The analysis was performed retrospectively. No official consent for publication is available.
: The authors declare that they have no competing interests.
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