Funding for this research was provided by:
OTKA (PD 105685)
Article History
First Online: 25 March 2019
Compliance with Ethical Standards
:
: None to declare.
: 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.