Funding for this research was provided by:
Ministerium für Wissenschaft, Forschung und Kunst Baden-Württemberg (7533-10-5-102)
Text and Data Mining valid from 2019-09-18
Received: 27 July 2018
Accepted: 6 September 2019
First Online: 18 September 2019
Ethics approval and consent to participate
: Not applicable.
: All participants consented the confidential publication of their contributions in this study.
: The authors declare that they have no competing interests.