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Authors
Buentzel, Judith
Vilardi, Fabio
Lotz-Havla, Amelie
Gärtner, Jutta
Thoms, Sven
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Article History
Received: 5 May 2015
Accepted: 22 October 2015
First Online: 2 December 2015
Competing interests
: The authors declare no competing financial interests.
