Funding for this research was provided by:
Social Renewal Operational Programme of the Széchenyi 2020 project (TÁMOP-4.2.2 D-15/1/KONV-2015-0009 project of the Széchenyi 2020 program.)
Text and Data Mining valid from 2019-08-08
Received: 23 January 2019
Accepted: 30 July 2019
First Online: 8 August 2019
Ethics approval and consent to participate
: The investigation was approved by the Regional Ethics Committee of the University of Pécs (No. 5829) and was conducted in accordance with the ethical principles stated in the Declaration of Helsinki. A written informed consent was obtained from all subjects.
: All participants approved to publish their data anonymously.
: The authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.