Funding for this research was provided by:
Seventh Framework Programme (#256808)
Academy of Finland (#307335)
Suomen Kulttuurirahasto (#85141444)
Text and Data Mining valid from 2019-05-01
Received: 26 November 2018
Accepted: 26 April 2019
First Online: 8 May 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.