Lachmair, Martin
Cress, Ulrike
Fissler, Tim
Kurek, Simone
Leininger, Jan
Nuerk, Hans-Christoph
Article History
Received: 2 November 2016
Accepted: 20 July 2017
First Online: 25 July 2017
Compliance with ethical standards
:
: No funding was received for this study.
: The authors declare that they have no conflict of interest.
: All procedures of this study were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.