Funding for this research was provided by:
Christian Doppler Forschungsgesellschaft
Text and Data Mining valid from 2020-02-13
Received: 10 September 2019
Accepted: 20 January 2020
First Online: 13 February 2020
Ethics approval and consent to participate
: This article does not contain any studies with human participants or animals performed by any of the authors.
: Not applicable.
: The authors declare that they have no competing interests.