Fanta, Václav http://orcid.org/0000-0003-1563-4121
Šálek, Miroslav http://orcid.org/0000-0002-8238-3644
Sklenicka, Petr http://orcid.org/0000-0001-9778-9674
Article History
Received: 11 July 2018
Accepted: 21 February 2019
First Online: 7 March 2019
Competing interests
: The authors declare no competing interests.