Montagnese, Federica http://orcid.org/0000-0002-7291-5408
Babačić, Haris
Eichhorn, Peter
Schoser, Benedikt
Article History
Received: 10 December 2018
Revised: 11 February 2019
Accepted: 27 February 2019
First Online: 6 March 2019
Compliance with ethical standards
:
: All authors declare they have no conflict of interest to disclose.
: The study has been conducted in compliance with the principles of the declaration of Helsinki and with the local German laws and regulations.