Holzer, Lukas A.
Scholler, Georg
Wagner, Stefan
Friesenbichler, Jörg
Maurer-Ertl, Werner
Leithner, Andreas
Article History
Received: 30 June 2018
First Online: 6 December 2018
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.
: The study has been approved by the institutional review board (EK 25–429 ex 12/13).