Rapčan, Róbert
Kočan, Ladislav
Witkovsky, Viktor
Mláka, Juraj
Griger, Martin
Burianek, Miroslav
Rapčanová, Simona
Hammond, Anthony
Poliak, Ľubomír
Tirpák, Róbert
Šimonová, Jana
Sabol, František
Vašková, Janka
Article History
Received: 26 July 2019
Accepted: 3 December 2019
First Online: 7 January 2020
Conflict of interest
: R. Rapčan, L. Kočan, V. Witkovsky, J. Mláka, M. Griger, M. Burianek, S. Rapčanová, A. Hammond, Ľ. Poliak, R. Tirpák, J. Šimonová, F. Sabol, and J. Vašková declare that they have no competing interests.