Kleine-Brueggeney, Maren http://orcid.org/0000-0002-5595-8529
Gottfried, Anne
Nabecker, Sabine
Greif, Robert
Book, Malte
Theiler, Lorenz
Article History
Received: 22 February 2017
Accepted: 16 August 2017
First Online: 2 September 2017
Ethics approval and consent to participate
: Ethical approval for this study was provided by the Internal Review Board of the Bern University Hospital (Inselspital, Direktion Lehre und Forschung, 3010 Bern, Switzerland, Chairperson Prof. Kurt Laederach, approval number 12–011 May 15th 2012 and amendment approval number 13–040 March 28th 2013). The internal review board issued a waiver of written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.
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