Schmiedl, Sven
Urschitz, Michael S.
Article History
Received: 18 December 2017
Accepted: 22 March 2018
First Online: 12 April 2018
Compliance with ethical guidelines
:
: S. Schmiedl and M.S. Urschitz declare that they have no competing interests.
: This article does not contain any studies with human participants or animals performed by any of the authors.