Tornai, David
Antal-Szalmas, Peter
Tornai, Tamas
Papp, Maria
Tornai, Istvan
Sipeki, Nora
Janka, Tamas
Balogh, Boglarka
Vitalis, Zsuzsanna
Article History
Received: 17 December 2020
Accepted: 12 February 2021
First Online: 2 March 2021
Ethics approval and consent to participate
: This research was performed in accordance with the Declaration of Helsinki and the study protocol was approved by the Regional and Institutional Research Ethics Committee of the University of Debrecen and the National Scientific and Research Ethics Committee (DEOEC-RKEB/IKEB 5306-9/2011, 3885/2012/EKU [60/PI/2012]). Each patient or legal guardian was informed of the nature of the study and signed an informed consent form.
: Not applicable.
: The authors declare that they have no competing interests.