Funding for this research was provided by:
European Social Fund (GINOP-2.3.2-15-2016-00005, EFOP-3.6.1-16-2016-00022)
Hungarian Brain Research Program 2.0 (2017–1.2.1-NKP-2017-00002)
Received: 2 February 2020
Accepted: 6 October 2020
First Online: 31 October 2020
Ethics approval and consent to participate
: The study protocol was reviewed by the Regional Ethics Committee of the University of Debrecen and the Ethical Committee of the Health Research Council in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.