de Waha, Suzanne
Graf, Tobias
Desch, Steffen
Fuernau, Georg
Eitel, Ingo
Pöss, Janine
Jobs, Alexander
Stiermaier, Thomas
Ledwoch, Jakob
Wiedau, Ariane
Lurz, Philipp
Schuler, Gerhard
Thiele, Holger
Article History
Received: 6 November 2016
Accepted: 16 December 2016
First Online: 16 January 2017
Compliance with ethical standards
:
: None.
: The authors have no conflicts of interest to declare with respect to the current study.
Free to read: This content has been made available to all.