Hautmann, Matthias G.
Jung, Ernst-Michael
Beyer, Lukas P.
Süß, Christoph
Steger, Felix
Weber, Markus
Pohl, Fabian
Kölbl, Oliver
Putz, Franz Josef
Article History
Received: 2 September 2018
Accepted: 17 October 2018
First Online: 30 October 2018
Compliance with ethical guidelines
:
: M.G. Hautmann, E.-M. Jung, L.P. Beyer, C. Süß, F. Steger, M. Weber, F. Pohl, O. Kölbl and F.J. Putz declare that they have no competing interests.
: This prospective study was approved by the Ethics Committee of the University of Regensburg.