Gentner, Nadja http://orcid.org/0000-0001-5611-5091
Seufert, Tina
Funding for this research was provided by:
Bundesministerium für Bildung und Forschung (16OH22032)
Article History
Received: 24 March 2019
Accepted: 23 April 2020
First Online: 27 May 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: For this type of study formal consent is not required as all subjects were in no risk out of physical or emotional pressure, we fully informed all subjects about the goals and process of this study and none of the subjects were patients, minors or persons with disabilities. Participation was voluntary and all subjects signed a written informed consent and were aware that they had the chance to withdraw their data at any point of the study.
: Informed consent was obtained from all individual participants included in the study.