Földi, Sándor http://orcid.org/0000-0002-6827-9795
Horváth, Tamás
Zieger, Flóra
Sótonyi, Péter
Cserey, György
Article History
Received: 12 May 2017
Accepted: 25 September 2017
First Online: 4 October 2017
Compliance with ethical standards
:
: None of the authors has any conflicts of interest to disclose. All authors approved the current version of the manuscript for publication.