1. Department of Theoretical Health Science, Faculty of Health Care, University of Miskolc, Hungary
2. Institute of Business Information and Methods, Faculty of Economics, University of Miskolc, Hungary
3. Department of Preventive Health Care, Faculty of Health Care, University of Miskolc, Hungary
4. Department of Pediatrics, Borsod County University Hospital, Miskolc, Hungary
5. Department of Theoretical Health Science, Faculty of Health Care, University of Miskolc; Postgraduate Institute of Pediatrics, Medical and Health Science Center, University of Debrecen, Hungary