Rezniczek, Günther A. http://orcid.org/0000-0002-0852-6002
Hilal, Ziad
Helal, Alaa
Schiermeier, Sven
Tempfer, Clemens B.
Article History
Received: 12 November 2018
Accepted: 5 January 2019
First Online: 17 January 2019
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: Formal approval from the local Ethics Committee of the Ruhr-Universität Bochum was sought but not deemed necessary for this study.
: Original data generated and analyzed during this study are available from the corresponding author on reasonable request.