Trojnár, Eszter
Szilágyi, Ágnes
Mikes, Bálint
Csuka, Dorottya
Sinkovits, György
Prohászka, Zoltán
Article History
Received: 3 November 2017
Accepted: 15 December 2017
First Online: 17 January 2018
Conflict of interest
: E. Trojnár, Á. Szilágyi, B. Mikes, D. Csuka, G. Sinkovits, and Z. Prohászka declare that they have no competing interests.