Kovács, Andrea
Kiss, Máté
Pintér, Nándor
Szirmai, Imre
Kamondi, Anita
Article History
First Online: 8 April 2019
Compliance with Ethical Standards
: The study was approved by the local ethical committee of the Institute. Subjects’ informed consent was obtained according to the Declaration of Helsinki.
: The authors declare that they have no conflict of interest.