Berta, Csaba https://orcid.org/0000-0003-4899-7527
Gyulai, István
Szabó, József László
Simon, Edina
Nagy, Alex Sándor
Somlyai, Imre
Grigorszky, István
Funding for this research was provided by:
Debreceni Egyetem
Emberi Eroforrások Minisztériuma (The framework of the 4. thematic programme of the University of Debrecen.)
Article History
Received: 26 March 2018
Accepted: 23 July 2018
First Online: 20 August 2018
Compliance with ethical standards
:
: The authors declare no conflict of interest.