Sabet, Amir
Binse, Ina
Dogan, Semih
Koch, Andrea
Rosenbaum-Krumme, Sandra J.
Biersack, Hans-Jürgen
Biermann, Kim
Ezziddin, Samer http://orcid.org/0000-0003-4110-3375
Article History
Received: 4 February 2016
Accepted: 5 August 2016
First Online: 16 August 2016
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the principles of the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. This article does not contain any studies with animals.
: For this type of study, formal consent is not required.