Funding for this research was provided by:
Ministerstvo Zdravotnictví Ceské Republiky (MHCZ-DRO (FNOl, 00098892))
Text and Data Mining valid from 2020-01-30
Received: 16 May 2019
Accepted: 24 January 2020
First Online: 30 January 2020
Compliance with ethical standards
: The authors declare that they have no conflict of interest.