Link, Hartmut
,
Kerkmann, Markus
Holtmann, Laura
Ortner, Petra
Funding for this research was provided by:
AIO-Studien-gGmbH (AIO-SUP-0215)
Amgen Germany
Hexal Ag Germany
Article History
Received: 22 March 2018
Accepted: 18 September 2018
First Online: 29 October 2018
Compliance with ethical standards
:
: The authors declare that they have no competing interests.
: An opinion has been obtained from the Ethics Committee of Rhineland-Palatinate, Mainz, Germany, in accordance with the guidelines and recommendations for ensuring Good Epidemiological Practice (GEP) [CitationRef removed]. Due to the nature of the study, no additional opinions from ethics committees were required. All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.