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Authors
Eppelmann, Lena
Parzer, Peter
Salize, Hans-Joachim
Voss, Elke
Resch, Franz
Kaess, Michael https://orcid.org/0000-0002-1937-1085
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Funding
Funding for this research was provided by:
Ministerium für Wissenschaft, Forschung und Kunst Baden-Württemberg
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Article History
Received: 25 February 2019
Accepted: 12 November 2019
First Online: 6 December 2019
Compliance with ethical standards
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: The authors declare that they have no conflict of interest.
: Before recruitment, approval of the local ethics committee was obtained. The study was conducted in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: All participants gave their informed consent before being included in the study.
