Funding for this research was provided by:
Vedecká Grantová Agentúra MŠVVaŠ SR a SAV (1/0075/19)
Article History
Received: 6 July 2019
Revised: 4 November 2019
Accepted: 6 November 2019
First Online: 27 November 2019
Compliance with Ethical Standards
:
: The authors declare that they have no potential conflicts of interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Written informed consent was obtained from all individual participants included in the study.