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Authors
Bruder, Markus https://orcid.org/0000-0002-1080-6521
Kashefiolasl, Sepide
Keil, Fee
Brawanski, Nina
Won, Sae-Yeon
Seifert, Volker
Konczalla, Juergen
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Article History
Received: 24 March 2018
Revised: 12 June 2018
Accepted: 18 June 2018
First Online: 22 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This study was performed with approval of the institutional ethic committee.
: For this type of study, formal consent is not required.
