Funding for this research was provided by:
University of Szeged
Received: 22 November 2021
Accepted: 31 August 2022
First Online: 15 September 2022
: The study protocol was reviewed and approved by the ethical review board of Heim Pal National Pediatric Institute, Budapest, Hungary (number of the Ethical Approval: EL4.1-F3) in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments.<b>Informed consent</b>: Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare that they have no conflict of interest.