Dach, Katharina
Bendt, Farina
Huebenthal, Ulrike
Giersiefer, Susanne
Lein, Pamela J.
Heuer, Heike
Fritsche, Ellen
Article History
Received: 3 June 2016
Accepted: 15 February 2017
First Online: 20 March 2017
Competing interests
: The authors declare no competing financial interests.