Wannagat, Severin
Loehr, Lena
Lask, Sebastian
Völk, Katharina
Karaköse, Tamer
Özcelik, Cemil
Mügge, Andreas
Wutzler, Alexander
Article History
Received: 4 September 2017
Accepted: 13 February 2018
First Online: 19 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and research committee and with the 1964 Helsinki declaration and its later amendments. For this type of study, formal consent is not required.