Marinova, Milka
Mücke, Martin
Mahlberg, Lukas
Essler, Markus
Cuhls, Henning
Radbruch, Lukas
Conrad, Rupert
Ahmadzadehfar, Hojjat
Article History
Received: 20 February 2017
Accepted: 22 August 2017
First Online: 1 September 2017
Compliance with ethical standards
:
: The authors declare that they have no financial or non-financial competing interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.This article does not contain any studies with animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.