Thomer, Annika
Gottschalk, Maren
Christmann, Anna
Naccache, Fanny
Jung, Klaus
Hewicker-Trautwein, Marion
Distl, Ottmar
Metzger, Julia
Article History
Received: 20 July 2017
Accepted: 6 April 2018
First Online: 23 April 2018
Competing Interests
: The authors declare no competing interests.