Funding for this research was provided by:
Received: 22 September 2021
Accepted: 14 January 2022
First Online: 26 January 2022
: This study was approved by the Regional, Institutional Research and Ethics Committee of Semmelweis University, Budapest, Hungary (registration number TUKEB 60/2014), and the work was conducted in accordance with the tenets of the Declaration of Helsinki. Written informed consent was provided by all participants.
: Not applicable.
: The authors declare that they have no competing interests.