Brugger, Sarah
Hamann, Moritz
Mosner, Marc
Beer, Michaela
Braun, Michael
Pölcher, Martin
Article History
Received: 11 December 2017
Accepted: 2 May 2018
First Online: 17 May 2018
Ethics approval and consent to participate
: All patients gave written informed consent. The authors did a retrospective cohort study of patients treated. They did not seek ethical committee approval for their study, and provided the following justification for not having done so:All data analyzed were collected as part of routine diagnosis and treatment.Patients were diagnosed and treated according to international guidelines and agreements.
: The authors declare that they have no competing interests.
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