Tsirigotis, Konstantinos http://orcid.org/0000-0002-0864-0112
Funding for this research was provided by:
Jan Kochanowski University in Kielce
Article History
First Online: 5 March 2019
Compliance with Ethical Standards
:
: 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.
: Informed consent was obtained from all individual participants included in the study.
: The author declares that he has no conflict of interest.