Nagy, Péter http://orcid.org/0000-0002-5053-0646
Sándor, Gyöngyvér O.
Juhász, Gábor http://orcid.org/0000-0001-8548-8874
Article History
Received: 10 August 2017
Accepted: 5 March 2018
First Online: 15 March 2018
Competing Interests
: The authors declare no competing interests.