Kremeike, Kerstin http://orcid.org/0000-0003-4316-2379
Galushko, Maren
Frerich, Gerrit
Romotzky, Vanessa
Hamacher, Stefanie
Rodin, Gary
Pfaff, Holger
Voltz, Raymond
Funding for this research was provided by:
Bundesministerium für Bildung und Forschung (01GY1706)
Article History
Received: 17 January 2018
Accepted: 25 January 2018
First Online: 20 February 2018
Ethics approval and consent to participate
: Ethical approval for this study was obtained from the Ethics Committee of the University of Cologne (#17–265; 4th September 2017). All study information and patient consent forms are approved by the Ethics committee.
: Not applicable.
: The authors declare that they have no competing interests.
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