Rogge, Annette
Witt, Victoria Dorothea
Valdueza, José Manuel
Borzikowsky, Christoph
Buyx, Alena
Article History
First Online: 3 January 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the research ethics committee at University of Kiel; ethics approval (No. D407/17).
: Informed consent was obtained from all individual participants included in the study.