**Patrik Grznár 1,\*, Milan Gregor 1, Martin Krajˇcoviˇc 1, Štefan Mozol 1, Marek Schickerle 1, Vladimír Vavrík 1, Lukáš Durica ˇ 2, Martin Marschall <sup>2</sup> and Tomáš Bielik <sup>2</sup>**


Received: 4 May 2020; Accepted: 26 June 2020; Published: 29 June 2020
