Miyahara, Shunsuke
Karliova, Irem
Giebels, Christian
Schneider, Ulrich
Matsushima, Shunsuke
Schäfers, Hans-Joachim http://orcid.org/0000-0002-0251-9100
Article History
Received: 4 December 2018
Revised: 14 January 2019
Accepted: 16 January 2019
First Online: 15 February 2019
Compliance with ethical standards
: This study was approved by the local ethics committee. Informed consent was waived for data analysis under anonymized form.
: The authors declare that they have no conflicts of interest.