Funding for this research was provided by:
Grantová Agentura, Univerzita Karlova (1096216)
SVV 2019 (260388)
Text and Data Mining valid from 2019-10-25
Received: 30 April 2019
Accepted: 9 September 2019
First Online: 25 October 2019
Ethics approval and consent to participate
: Subjects have given their written informed consent. The study protocol has been approved by the research committees on human research of both institutes (no. 112/15 and 22/2).
: Not applicable.
: The authors declare that they have no competing interests.