Sopoušek, J.
Pinkas, J.
Buršík, J.
Svoboda, M.
Krásenský, P.
Article History
Received: 6 May 2020
Revised: 2 July 2020
Accepted: 6 July 2020
First Online: 25 November 2020
CONFLICT OF INTEREST
: The authors declare that they have no conflict of inte-rest.