Riedl, Jakob Michael
Stotz, Michael
Gerger, Armin
Funding for this research was provided by:
Medical University of Graz
Article History
Received: 30 October 2018
Accepted: 8 January 2019
First Online: 22 January 2019
Compliance with ethical guidelines
:
: J.M. Riedl, M. Stotz, and A. Gerger declare that they have no competing interests.
: No approval by an ethics committee was needed for this review. No informed consent was applicable since this manuscript does not contain any patient data.