Calvano, Claudia
Warschburger, Petra
Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (WA1143/9-1;9-2)
Article History
Accepted: 11 June 2018
First Online: 14 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures were performed in accordance with the ethical standards of the institutional research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.