Steinmann, Diana
Vordermark, Dirk
Gerstenberg, Wiebke
Aschoff, Raimund
Gharbi, Nadine
Müller, Axel
Schäfer, Christof
Theodorou, Marilena
Wypior, Hans-Joachim
Geinitz, Hans
,
Article History
Received: 5 April 2019
Accepted: 26 July 2019
First Online: 15 August 2019
Compliance with ethical guidelines
:
: D. Steinmann, D. Vordermark, W. Gerstenberg, R. Aschoff, N. Gharbi, A. Müller, C. Schäfer, M. Theodorou, H.-J. Wypior and H. Geinitz declare that they have no competing interests.
: 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 article does not contain any studies with animals performed by any of the authors.