Funding for this research was provided by:
Bundesministerium für Bildung und Forschung
Bundesministerium für Gesundheit
Deutsche Forschungsgemeinschaft (RA 459/2-1, DFG)
Ministerium für Wissenschaft und Forschung Nordrhein-Westfalen
Munich Center of Health Sciences
Text and Data Mining valid from 2018-12-31
Received: 28 February 2018
Accepted: 14 December 2018
First Online: 31 December 2018
Compliance with ethical standards
: CHe has received speaker honoraria from Sanofi-Aventis Deutschland and Eli Lilly. The other authors declare that they have no conflict of interest.
: 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.
: Informed consent was obtained from all individual participants included in the study.