Funding for this research was provided by:
Hungarian Brain Research Program (KTIA_NAP_13-12013-0001)
Received: 4 June 2019
Accepted: 31 May 2020
First Online: 10 June 2020
Ethics approval and consent to participate
: The study complied with the ethical standards of the Declaration of Helsinki, and received approval from the Ethical Committee of Semmelweis University. All participants gave written Informed Consent for the study.
: Not applicable.
: The authors declare that they have no competing interests.