Ampanozi, Garyfalia
Flach, Patricia M.
Ruder, Thomas D.
Filograna, Laura
Schweitzer, Wolf
Thali, Michael J.
Ebert, Lars C.
Article History
Accepted: 16 February 2017
First Online: 28 March 2017
Compliance with ethical standards
:
: The authors declare there is no conflict of interest.
: Ethical approval was obtained by the Cantonal Ethics Committee of Zurich, Nr. 90–2015.